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Finding the Fourth Proportional to 598,466.20, 897,699.30 and 556,475.80

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Solution

The fourth proportional to 598,466.20, 897,699.30 and 556,475.80 is: 834,713.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,466.20 : 897,699.30 = 556,475.80 : x
  2. Step 2: Convert to fraction form
    598,466.20/897,699.30 = 556,475.80/x
  3. Step 3: Cross multiply
    598,466.20x = 897,699.30 × 556,475.80
  4. Step 4: Simplify right side
    598,466.20x = 499,547,936,126.94
  5. Step 5: Solve for x
    x = 499,547,936,126.94/598,466.20
  6. Step 6: Final answer
    x = 834,713.70

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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.