Home / 738,007.17-1,107,166.14-418,312.19

Finding the Fourth Proportional to 738,007.17, 1,107,166.14 and 418,312.19

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Solution

The fourth proportional to 738,007.17, 1,107,166.14 and 418,312.19 is: 627,556.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,007.17 : 1,107,166.14 = 418,312.19 : x
  2. Step 2: Convert to fraction form
    738,007.17/1,107,166.14 = 418,312.19/x
  3. Step 3: Cross multiply
    738,007.17x = 1,107,166.14 × 418,312.19
  4. Step 4: Simplify right side
    738,007.17x = 463,141,087,181.42
  5. Step 5: Solve for x
    x = 463,141,087,181.42/738,007.17
  6. Step 6: Final answer
    x = 627,556.35

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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.