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Finding the Fourth Proportional to 586,747.86, 809,684.01 and 360,349.62

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Solution

The fourth proportional to 586,747.86, 809,684.01 and 360,349.62 is: 497,265.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,747.86 : 809,684.01 = 360,349.62 : x
  2. Step 2: Convert to fraction form
    586,747.86/809,684.01 = 360,349.62/x
  3. Step 3: Cross multiply
    586,747.86x = 809,684.01 × 360,349.62
  4. Step 4: Simplify right side
    586,747.86x = 291,769,325,323.58
  5. Step 5: Solve for x
    x = 291,769,325,323.58/586,747.86
  6. Step 6: Final answer
    x = 497,265.26

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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.