Home / 679,146.32-937,227.48-424,645.04

Finding the Fourth Proportional to 679,146.32, 937,227.48 and 424,645.04

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Solution

The fourth proportional to 679,146.32, 937,227.48 and 424,645.04 is: 586,013.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,146.32 : 937,227.48 = 424,645.04 : x
  2. Step 2: Convert to fraction form
    679,146.32/937,227.48 = 424,645.04/x
  3. Step 3: Cross multiply
    679,146.32x = 937,227.48 × 424,645.04
  4. Step 4: Simplify right side
    679,146.32x = 397,989,000,733.70
  5. Step 5: Solve for x
    x = 397,989,000,733.70/679,146.32
  6. Step 6: Final answer
    x = 586,013.63

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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.