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Finding the Fourth Proportional to 600,454.40, 828,545.24 and 358,685.65

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Solution

The fourth proportional to 600,454.40, 828,545.24 and 358,685.65 is: 494,937.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,454.40 : 828,545.24 = 358,685.65 : x
  2. Step 2: Convert to fraction form
    600,454.40/828,545.24 = 358,685.65/x
  3. Step 3: Cross multiply
    600,454.40x = 828,545.24 × 358,685.65
  4. Step 4: Simplify right side
    600,454.40x = 297,187,286,170.38
  5. Step 5: Solve for x
    x = 297,187,286,170.38/600,454.40
  6. Step 6: Final answer
    x = 494,937.31

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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.