Home / 376,471.23-564,772.65-123,681.57

Finding the Fourth Proportional to 376,471.23, 564,772.65 and 123,681.57

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Solution

The fourth proportional to 376,471.23, 564,772.65 and 123,681.57 is: 185,543.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,471.23 : 564,772.65 = 123,681.57 : x
  2. Step 2: Convert to fraction form
    376,471.23/564,772.65 = 123,681.57/x
  3. Step 3: Cross multiply
    376,471.23x = 564,772.65 × 123,681.57
  4. Step 4: Simplify right side
    376,471.23x = 69,851,968,045.06
  5. Step 5: Solve for x
    x = 69,851,968,045.06/376,471.23
  6. Step 6: Final answer
    x = 185,543.97

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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.