Home / 709,543.85-1,064,421.10-229,610.80

Finding the Fourth Proportional to 709,543.85, 1,064,421.10 and 229,610.80

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Solution

The fourth proportional to 709,543.85, 1,064,421.10 and 229,610.80 is: 344,450.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,543.85 : 1,064,421.10 = 229,610.80 : x
  2. Step 2: Convert to fraction form
    709,543.85/1,064,421.10 = 229,610.80/x
  3. Step 3: Cross multiply
    709,543.85x = 1,064,421.10 × 229,610.80
  4. Step 4: Simplify right side
    709,543.85x = 244,402,581,925.42
  5. Step 5: Solve for x
    x = 244,402,581,925.42/709,543.85
  6. Step 6: Final answer
    x = 344,450.29

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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.