Home / 270,585.14-373,446.91-155,841.45

Finding the Fourth Proportional to 270,585.14, 373,446.91 and 155,841.45

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Solution

The fourth proportional to 270,585.14, 373,446.91 and 155,841.45 is: 215,083.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,585.14 : 373,446.91 = 155,841.45 : x
  2. Step 2: Convert to fraction form
    270,585.14/373,446.91 = 155,841.45/x
  3. Step 3: Cross multiply
    270,585.14x = 373,446.91 × 155,841.45
  4. Step 4: Simplify right side
    270,585.14x = 58,198,507,970.83
  5. Step 5: Solve for x
    x = 58,198,507,970.83/270,585.14
  6. Step 6: Final answer
    x = 215,083.90

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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.