Home / 679,057.32-937,098.81-373,153.43

Finding the Fourth Proportional to 679,057.32, 937,098.81 and 373,153.43

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Solution

The fourth proportional to 679,057.32, 937,098.81 and 373,153.43 is: 514,951.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,057.32 : 937,098.81 = 373,153.43 : x
  2. Step 2: Convert to fraction form
    679,057.32/937,098.81 = 373,153.43/x
  3. Step 3: Cross multiply
    679,057.32x = 937,098.81 × 373,153.43
  4. Step 4: Simplify right side
    679,057.32x = 349,681,637,543.17
  5. Step 5: Solve for x
    x = 349,681,637,543.17/679,057.32
  6. Step 6: Final answer
    x = 514,951.57

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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.