Home / 754,148.34-1,040,949.06-432,072.90

Finding the Fourth Proportional to 754,148.34, 1,040,949.06 and 432,072.90

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Solution

The fourth proportional to 754,148.34, 1,040,949.06 and 432,072.90 is: 596,389.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,148.34 : 1,040,949.06 = 432,072.90 : x
  2. Step 2: Convert to fraction form
    754,148.34/1,040,949.06 = 432,072.90/x
  3. Step 3: Cross multiply
    754,148.34x = 1,040,949.06 × 432,072.90
  4. Step 4: Simplify right side
    754,148.34x = 449,765,879,106.47
  5. Step 5: Solve for x
    x = 449,765,879,106.47/754,148.34
  6. Step 6: Final answer
    x = 596,389.14

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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.