Home / 433,971.30-650,988.14-149,657.76

Finding the Fourth Proportional to 433,971.30, 650,988.14 and 149,657.76

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Solution

The fourth proportional to 433,971.30, 650,988.14 and 149,657.76 is: 224,497.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,971.30 : 650,988.14 = 149,657.76 : x
  2. Step 2: Convert to fraction form
    433,971.30/650,988.14 = 149,657.76/x
  3. Step 3: Cross multiply
    433,971.30x = 650,988.14 × 149,657.76
  4. Step 4: Simplify right side
    433,971.30x = 97,425,426,818.97
  5. Step 5: Solve for x
    x = 97,425,426,818.97/433,971.30
  6. Step 6: Final answer
    x = 224,497.40

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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.