Home / 970,829.16-1,456,242.97-260,857.20

Finding the Fourth Proportional to 970,829.16, 1,456,242.97 and 260,857.20

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Solution

The fourth proportional to 970,829.16, 1,456,242.97 and 260,857.20 is: 391,285.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,829.16 : 1,456,242.97 = 260,857.20 : x
  2. Step 2: Convert to fraction form
    970,829.16/1,456,242.97 = 260,857.20/x
  3. Step 3: Cross multiply
    970,829.16x = 1,456,242.97 × 260,857.20
  4. Step 4: Simplify right side
    970,829.16x = 379,871,455,740.53
  5. Step 5: Solve for x
    x = 379,871,455,740.53/970,829.16
  6. Step 6: Final answer
    x = 391,285.59

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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.