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Finding the Fourth Proportional to 589,802.80, 883,537.80 and 547,812.40

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Solution

The fourth proportional to 589,802.80, 883,537.80 and 547,812.40 is: 820,635.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,802.80 : 883,537.80 = 547,812.40 : x
  2. Step 2: Convert to fraction form
    589,802.80/883,537.80 = 547,812.40/x
  3. Step 3: Cross multiply
    589,802.80x = 883,537.80 × 547,812.40
  4. Step 4: Simplify right side
    589,802.80x = 484,012,962,708.72
  5. Step 5: Solve for x
    x = 484,012,962,708.72/589,802.80
  6. Step 6: Final answer
    x = 820,635.24

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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.