Home / 1,043,141.40-1,564,712.10-510,744.60

Finding the Fourth Proportional to 1,043,141.40, 1,564,712.10 and 510,744.60

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Solution

The fourth proportional to 1,043,141.40, 1,564,712.10 and 510,744.60 is: 766,116.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,141.40 : 1,564,712.10 = 510,744.60 : x
  2. Step 2: Convert to fraction form
    1,043,141.40/1,564,712.10 = 510,744.60/x
  3. Step 3: Cross multiply
    1,043,141.40x = 1,564,712.10 × 510,744.60
  4. Step 4: Simplify right side
    1,043,141.40x = 799,168,255,629.66
  5. Step 5: Solve for x
    x = 799,168,255,629.66/1,043,141.40
  6. Step 6: Final answer
    x = 766,116.90

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Double scale
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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.