Home / 985,380.08-1,478,071.38-237,426.08

Finding the Fourth Proportional to 985,380.08, 1,478,071.38 and 237,426.08

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Solution

The fourth proportional to 985,380.08, 1,478,071.38 and 237,426.08 is: 356,139.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,380.08 : 1,478,071.38 = 237,426.08 : x
  2. Step 2: Convert to fraction form
    985,380.08/1,478,071.38 = 237,426.08/x
  3. Step 3: Cross multiply
    985,380.08x = 1,478,071.38 × 237,426.08
  4. Step 4: Simplify right side
    985,380.08x = 350,932,693,713.59
  5. Step 5: Solve for x
    x = 350,932,693,713.59/985,380.08
  6. Step 6: Final answer
    x = 356,139.42

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Double scale
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1.5x scale

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.