Home / 435,941.40-653,426.10-169,613.40

Finding the Fourth Proportional to 435,941.40, 653,426.10 and 169,613.40

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Solution

The fourth proportional to 435,941.40, 653,426.10 and 169,613.40 is: 254,231.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,941.40 : 653,426.10 = 169,613.40 : x
  2. Step 2: Convert to fraction form
    435,941.40/653,426.10 = 169,613.40/x
  3. Step 3: Cross multiply
    435,941.40x = 653,426.10 × 169,613.40
  4. Step 4: Simplify right side
    435,941.40x = 110,829,822,469.74
  5. Step 5: Solve for x
    x = 110,829,822,469.74/435,941.40
  6. Step 6: Final answer
    x = 254,231.01

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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.