Home / 989,781.04-1,484,671.02-358,693.84

Finding the Fourth Proportional to 989,781.04, 1,484,671.02 and 358,693.84

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Solution

The fourth proportional to 989,781.04, 1,484,671.02 and 358,693.84 is: 538,040.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,781.04 : 1,484,671.02 = 358,693.84 : x
  2. Step 2: Convert to fraction form
    989,781.04/1,484,671.02 = 358,693.84/x
  3. Step 3: Cross multiply
    989,781.04x = 1,484,671.02 × 358,693.84
  4. Step 4: Simplify right side
    989,781.04x = 532,542,349,300.52
  5. Step 5: Solve for x
    x = 532,542,349,300.52/989,781.04
  6. Step 6: Final answer
    x = 538,040.56

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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.