Home / 733,390.20-1,100,279.70-260,026.20

Finding the Fourth Proportional to 733,390.20, 1,100,279.70 and 260,026.20

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Solution

The fourth proportional to 733,390.20, 1,100,279.70 and 260,026.20 is: 390,108.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,390.20 : 1,100,279.70 = 260,026.20 : x
  2. Step 2: Convert to fraction form
    733,390.20/1,100,279.70 = 260,026.20/x
  3. Step 3: Cross multiply
    733,390.20x = 1,100,279.70 × 260,026.20
  4. Step 4: Simplify right side
    733,390.20x = 286,101,549,328.14
  5. Step 5: Solve for x
    x = 286,101,549,328.14/733,390.20
  6. Step 6: Final answer
    x = 390,108.23

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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.