Home / 280,332.46-386,908.95-167,162.50

Finding the Fourth Proportional to 280,332.46, 386,908.95 and 167,162.50

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Solution

The fourth proportional to 280,332.46, 386,908.95 and 167,162.50 is: 230,714.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,332.46 : 386,908.95 = 167,162.50 : x
  2. Step 2: Convert to fraction form
    280,332.46/386,908.95 = 167,162.50/x
  3. Step 3: Cross multiply
    280,332.46x = 386,908.95 × 167,162.50
  4. Step 4: Simplify right side
    280,332.46x = 64,676,667,354.38
  5. Step 5: Solve for x
    x = 64,676,667,354.38/280,332.46
  6. Step 6: Final answer
    x = 230,714.16

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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.