Home / 658,153.07-986,483.28-302,432.05

Finding the Fourth Proportional to 658,153.07, 986,483.28 and 302,432.05

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Solution

The fourth proportional to 658,153.07, 986,483.28 and 302,432.05 is: 453,305.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,153.07 : 986,483.28 = 302,432.05 : x
  2. Step 2: Convert to fraction form
    658,153.07/986,483.28 = 302,432.05/x
  3. Step 3: Cross multiply
    658,153.07x = 986,483.28 × 302,432.05
  4. Step 4: Simplify right side
    658,153.07x = 298,344,155,728.71
  5. Step 5: Solve for x
    x = 298,344,155,728.71/658,153.07
  6. Step 6: Final answer
    x = 453,305.12

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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.