Home / 754,307.28-1,040,972.04-452,442.96

Finding the Fourth Proportional to 754,307.28, 1,040,972.04 and 452,442.96

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Solution

The fourth proportional to 754,307.28, 1,040,972.04 and 452,442.96 is: 624,388.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,307.28 : 1,040,972.04 = 452,442.96 : x
  2. Step 2: Convert to fraction form
    754,307.28/1,040,972.04 = 452,442.96/x
  3. Step 3: Cross multiply
    754,307.28x = 1,040,972.04 × 452,442.96
  4. Step 4: Simplify right side
    754,307.28x = 470,980,471,054.84
  5. Step 5: Solve for x
    x = 470,980,471,054.84/754,307.28
  6. Step 6: Final answer
    x = 624,388.08

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.