Home / 964,009.60-1,446,014.40-777,385.60

Finding the Fourth Proportional to 964,009.60, 1,446,014.40 and 777,385.60

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Solution

The fourth proportional to 964,009.60, 1,446,014.40 and 777,385.60 is: 1,166,078.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,009.60 : 1,446,014.40 = 777,385.60 : x
  2. Step 2: Convert to fraction form
    964,009.60/1,446,014.40 = 777,385.60/x
  3. Step 3: Cross multiply
    964,009.60x = 1,446,014.40 × 777,385.60
  4. Step 4: Simplify right side
    964,009.60x = 1,124,110,771,952.64
  5. Step 5: Solve for x
    x = 1,124,110,771,952.64/964,009.60
  6. Step 6: Final answer
    x = 1,166,078.40

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Double scale
Find fourth proportional to 964,010.60, 1,446,015.90 and 777,386.60
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.