Home / 1,071,416.74-1,607,073.02-397,629.28

Finding the Fourth Proportional to 1,071,416.74, 1,607,073.02 and 397,629.28

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Solution

The fourth proportional to 1,071,416.74, 1,607,073.02 and 397,629.28 is: 596,424.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,416.74 : 1,607,073.02 = 397,629.28 : x
  2. Step 2: Convert to fraction form
    1,071,416.74/1,607,073.02 = 397,629.28/x
  3. Step 3: Cross multiply
    1,071,416.74x = 1,607,073.02 × 397,629.28
  4. Step 4: Simplify right side
    1,071,416.74x = 639,019,287,850.03
  5. Step 5: Solve for x
    x = 639,019,287,850.03/1,071,416.74
  6. Step 6: Final answer
    x = 596,424.59

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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.