Home / 907,500.20-1,361,250.30-590,239.40

Finding the Fourth Proportional to 907,500.20, 1,361,250.30 and 590,239.40

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Solution

The fourth proportional to 907,500.20, 1,361,250.30 and 590,239.40 is: 885,359.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,500.20 : 1,361,250.30 = 590,239.40 : x
  2. Step 2: Convert to fraction form
    907,500.20/1,361,250.30 = 590,239.40/x
  3. Step 3: Cross multiply
    907,500.20x = 1,361,250.30 × 590,239.40
  4. Step 4: Simplify right side
    907,500.20x = 803,463,560,321.82
  5. Step 5: Solve for x
    x = 803,463,560,321.82/907,500.20
  6. Step 6: Final answer
    x = 885,359.10

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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.