Home / 495,035.16-683,149.14-268,680.72

Finding the Fourth Proportional to 495,035.16, 683,149.14 and 268,680.72

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Solution

The fourth proportional to 495,035.16, 683,149.14 and 268,680.72 is: 370,779.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,035.16 : 683,149.14 = 268,680.72 : x
  2. Step 2: Convert to fraction form
    495,035.16/683,149.14 = 268,680.72/x
  3. Step 3: Cross multiply
    495,035.16x = 683,149.14 × 268,680.72
  4. Step 4: Simplify right side
    495,035.16x = 183,549,002,802.58
  5. Step 5: Solve for x
    x = 183,549,002,802.58/495,035.16
  6. Step 6: Final answer
    x = 370,779.73

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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.