Home / 560,897.55-841,399.20-434,679.17

Finding the Fourth Proportional to 560,897.55, 841,399.20 and 434,679.17

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Solution

The fourth proportional to 560,897.55, 841,399.20 and 434,679.17 is: 652,059.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,897.55 : 841,399.20 = 434,679.17 : x
  2. Step 2: Convert to fraction form
    560,897.55/841,399.20 = 434,679.17/x
  3. Step 3: Cross multiply
    560,897.55x = 841,399.20 × 434,679.17
  4. Step 4: Simplify right side
    560,897.55x = 365,738,701,687.67
  5. Step 5: Solve for x
    x = 365,738,701,687.67/560,897.55
  6. Step 6: Final answer
    x = 652,059.72

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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.