Home / 976,999.91-1,348,245.10-547,295.42

Finding the Fourth Proportional to 976,999.91, 1,348,245.10 and 547,295.42

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Solution

The fourth proportional to 976,999.91, 1,348,245.10 and 547,295.42 is: 755,259.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,999.91 : 1,348,245.10 = 547,295.42 : x
  2. Step 2: Convert to fraction form
    976,999.91/1,348,245.10 = 547,295.42/x
  3. Step 3: Cross multiply
    976,999.91x = 1,348,245.10 × 547,295.42
  4. Step 4: Simplify right side
    976,999.91x = 737,888,370,426.21
  5. Step 5: Solve for x
    x = 737,888,370,426.21/976,999.91
  6. Step 6: Final answer
    x = 755,259.40

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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.