Home / 972,677.08-1,342,057.98-570,191.32

Finding the Fourth Proportional to 972,677.08, 1,342,057.98 and 570,191.32

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Solution

The fourth proportional to 972,677.08, 1,342,057.98 and 570,191.32 is: 786,725.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,677.08 : 1,342,057.98 = 570,191.32 : x
  2. Step 2: Convert to fraction form
    972,677.08/1,342,057.98 = 570,191.32/x
  3. Step 3: Cross multiply
    972,677.08x = 1,342,057.98 × 570,191.32
  4. Step 4: Simplify right side
    972,677.08x = 765,229,811,132.73
  5. Step 5: Solve for x
    x = 765,229,811,132.73/972,677.08
  6. Step 6: Final answer
    x = 786,725.45

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Double scale
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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.