Home / 564,824.13-847,430.60-354,215.49

Finding the Fourth Proportional to 564,824.13, 847,430.60 and 354,215.49

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Solution

The fourth proportional to 564,824.13, 847,430.60 and 354,215.49 is: 531,445.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,824.13 : 847,430.60 = 354,215.49 : x
  2. Step 2: Convert to fraction form
    564,824.13/847,430.60 = 354,215.49/x
  3. Step 3: Cross multiply
    564,824.13x = 847,430.60 × 354,215.49
  4. Step 4: Simplify right side
    564,824.13x = 300,173,045,219.99
  5. Step 5: Solve for x
    x = 300,173,045,219.99/564,824.13
  6. Step 6: Final answer
    x = 531,445.15

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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.