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Finding the Fourth Proportional to 560,135.03, 840,201.25 and 240,079.37

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Solution

The fourth proportional to 560,135.03, 840,201.25 and 240,079.37 is: 360,118.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,135.03 : 840,201.25 = 240,079.37 : x
  2. Step 2: Convert to fraction form
    560,135.03/840,201.25 = 240,079.37/x
  3. Step 3: Cross multiply
    560,135.03x = 840,201.25 × 240,079.37
  4. Step 4: Simplify right side
    560,135.03x = 201,714,981,746.93
  5. Step 5: Solve for x
    x = 201,714,981,746.93/560,135.03
  6. Step 6: Final answer
    x = 360,118.49

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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.