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Finding the Fourth Proportional to 676,545.88, 933,593.26 and 370,561.24

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Solution

The fourth proportional to 676,545.88, 933,593.26 and 370,561.24 is: 511,352.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,545.88 : 933,593.26 = 370,561.24 : x
  2. Step 2: Convert to fraction form
    676,545.88/933,593.26 = 370,561.24/x
  3. Step 3: Cross multiply
    676,545.88x = 933,593.26 × 370,561.24
  4. Step 4: Simplify right side
    676,545.88x = 345,953,476,081.24
  5. Step 5: Solve for x
    x = 345,953,476,081.24/676,545.88
  6. Step 6: Final answer
    x = 511,352.57

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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.