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Finding the Fourth Proportional to 610,230.39, 915,010.23 and 484,674.72

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Solution

The fourth proportional to 610,230.39, 915,010.23 and 484,674.72 is: 726,745.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,230.39 : 915,010.23 = 484,674.72 : x
  2. Step 2: Convert to fraction form
    610,230.39/915,010.23 = 484,674.72/x
  3. Step 3: Cross multiply
    610,230.39x = 915,010.23 × 484,674.72
  4. Step 4: Simplify right side
    610,230.39x = 443,482,327,022.39
  5. Step 5: Solve for x
    x = 443,482,327,022.39/610,230.39
  6. Step 6: Final answer
    x = 726,745.72

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1.5x scale

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.