Home / 983,451.06-1,475,439.10-352,428.66

Finding the Fourth Proportional to 983,451.06, 1,475,439.10 and 352,428.66

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Solution

The fourth proportional to 983,451.06, 1,475,439.10 and 352,428.66 is: 528,737.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,451.06 : 1,475,439.10 = 352,428.66 : x
  2. Step 2: Convert to fraction form
    983,451.06/1,475,439.10 = 352,428.66/x
  3. Step 3: Cross multiply
    983,451.06x = 1,475,439.10 × 352,428.66
  4. Step 4: Simplify right side
    983,451.06x = 519,987,024,043.53
  5. Step 5: Solve for x
    x = 519,987,024,043.53/983,451.06
  6. Step 6: Final answer
    x = 528,737.06

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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.