Home / 284,598.16-392,732.64-157,271.04

Finding the Fourth Proportional to 284,598.16, 392,732.64 and 157,271.04

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Solution

The fourth proportional to 284,598.16, 392,732.64 and 157,271.04 is: 217,026.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,598.16 : 392,732.64 = 157,271.04 : x
  2. Step 2: Convert to fraction form
    284,598.16/392,732.64 = 157,271.04/x
  3. Step 3: Cross multiply
    284,598.16x = 392,732.64 × 157,271.04
  4. Step 4: Simplify right side
    284,598.16x = 61,765,470,734.75
  5. Step 5: Solve for x
    x = 61,765,470,734.75/284,598.16
  6. Step 6: Final answer
    x = 217,026.95

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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.