Home / 970,727.76-1,456,748.08-339,647.04

Finding the Fourth Proportional to 970,727.76, 1,456,748.08 and 339,647.04

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Solution

The fourth proportional to 970,727.76, 1,456,748.08 and 339,647.04 is: 509,700.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,727.76 : 1,456,748.08 = 339,647.04 : x
  2. Step 2: Convert to fraction form
    970,727.76/1,456,748.08 = 339,647.04/x
  3. Step 3: Cross multiply
    970,727.76x = 1,456,748.08 × 339,647.04
  4. Step 4: Simplify right side
    970,727.76x = 494,780,173,397.68
  5. Step 5: Solve for x
    x = 494,780,173,397.68/970,727.76
  6. Step 6: Final answer
    x = 509,700.24

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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.