Home / 261,402.27-360,446.97-180,689.67

Finding the Fourth Proportional to 261,402.27, 360,446.97 and 180,689.67

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Solution

The fourth proportional to 261,402.27, 360,446.97 and 180,689.67 is: 249,152.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,402.27 : 360,446.97 = 180,689.67 : x
  2. Step 2: Convert to fraction form
    261,402.27/360,446.97 = 180,689.67/x
  3. Step 3: Cross multiply
    261,402.27x = 360,446.97 × 180,689.67
  4. Step 4: Simplify right side
    261,402.27x = 65,129,044,061.80
  5. Step 5: Solve for x
    x = 65,129,044,061.80/261,402.27
  6. Step 6: Final answer
    x = 249,152.56

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1.5x scale

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.