Home / 1,050,254.40-1,575,381.60-518,030.40

Finding the Fourth Proportional to 1,050,254.40, 1,575,381.60 and 518,030.40

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Solution

The fourth proportional to 1,050,254.40, 1,575,381.60 and 518,030.40 is: 777,045.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,050,254.40 : 1,575,381.60 = 518,030.40 : x
  2. Step 2: Convert to fraction form
    1,050,254.40/1,575,381.60 = 518,030.40/x
  3. Step 3: Cross multiply
    1,050,254.40x = 1,575,381.60 × 518,030.40
  4. Step 4: Simplify right side
    1,050,254.40x = 816,095,560,400.64
  5. Step 5: Solve for x
    x = 816,095,560,400.64/1,050,254.40
  6. Step 6: Final answer
    x = 777,045.60

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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.