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Finding the Fourth Proportional to 479,582.52, 715,205.36 and 473,147.12

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Solution

The fourth proportional to 479,582.52, 715,205.36 and 473,147.12 is: 705,608.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,582.52 : 715,205.36 = 473,147.12 : x
  2. Step 2: Convert to fraction form
    479,582.52/715,205.36 = 473,147.12/x
  3. Step 3: Cross multiply
    479,582.52x = 715,205.36 × 473,147.12
  4. Step 4: Simplify right side
    479,582.52x = 338,397,356,292.56
  5. Step 5: Solve for x
    x = 338,397,356,292.56/479,582.52
  6. Step 6: Final answer
    x = 705,608.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.