Home / 385,969.24-532,667.10-242,851.96

Finding the Fourth Proportional to 385,969.24, 532,667.10 and 242,851.96

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Solution

The fourth proportional to 385,969.24, 532,667.10 and 242,851.96 is: 335,154.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,969.24 : 532,667.10 = 242,851.96 : x
  2. Step 2: Convert to fraction form
    385,969.24/532,667.10 = 242,851.96/x
  3. Step 3: Cross multiply
    385,969.24x = 532,667.10 × 242,851.96
  4. Step 4: Simplify right side
    385,969.24x = 129,359,249,262.52
  5. Step 5: Solve for x
    x = 129,359,249,262.52/385,969.24
  6. Step 6: Final answer
    x = 335,154.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.