Home / 823,542.30-1,234,276.65-730,230.30

Finding the Fourth Proportional to 823,542.30, 1,234,276.65 and 730,230.30

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Solution

The fourth proportional to 823,542.30, 1,234,276.65 and 730,230.30 is: 1,094,426.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,542.30 : 1,234,276.65 = 730,230.30 : x
  2. Step 2: Convert to fraction form
    823,542.30/1,234,276.65 = 730,230.30/x
  3. Step 3: Cross multiply
    823,542.30x = 1,234,276.65 × 730,230.30
  4. Step 4: Simplify right side
    823,542.30x = 901,306,208,412.50
  5. Step 5: Solve for x
    x = 901,306,208,412.50/823,542.30
  6. Step 6: Final answer
    x = 1,094,426.13

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Double scale
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Similar ratio
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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.