Home / 757,613.18-1,045,501.04-418,081.46

Finding the Fourth Proportional to 757,613.18, 1,045,501.04 and 418,081.46

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Solution

The fourth proportional to 757,613.18, 1,045,501.04 and 418,081.46 is: 576,949.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,613.18 : 1,045,501.04 = 418,081.46 : x
  2. Step 2: Convert to fraction form
    757,613.18/1,045,501.04 = 418,081.46/x
  3. Step 3: Cross multiply
    757,613.18x = 1,045,501.04 × 418,081.46
  4. Step 4: Simplify right side
    757,613.18x = 437,104,601,234.72
  5. Step 5: Solve for x
    x = 437,104,601,234.72/757,613.18
  6. Step 6: Final answer
    x = 576,949.57

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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.