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Finding the Fourth Proportional to 598,467.20, 897,700.80 and 556,476.80

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Solution

The fourth proportional to 598,467.20, 897,700.80 and 556,476.80 is: 834,715.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,467.20 : 897,700.80 = 556,476.80 : x
  2. Step 2: Convert to fraction form
    598,467.20/897,700.80 = 556,476.80/x
  3. Step 3: Cross multiply
    598,467.20x = 897,700.80 × 556,476.80
  4. Step 4: Simplify right side
    598,467.20x = 499,549,668,541.44
  5. Step 5: Solve for x
    x = 499,549,668,541.44/598,467.20
  6. Step 6: Final answer
    x = 834,715.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.