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Finding the Fourth Proportional to 474,451.66, 654,737.46 and 259,588.64

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Solution

The fourth proportional to 474,451.66, 654,737.46 and 259,588.64 is: 358,229.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,451.66 : 654,737.46 = 259,588.64 : x
  2. Step 2: Convert to fraction form
    474,451.66/654,737.46 = 259,588.64/x
  3. Step 3: Cross multiply
    474,451.66x = 654,737.46 × 259,588.64
  4. Step 4: Simplify right side
    474,451.66x = 169,962,406,798.45
  5. Step 5: Solve for x
    x = 169,962,406,798.45/474,451.66
  6. Step 6: Final answer
    x = 358,229.13

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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.