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Finding the Fourth Proportional to 501,034.80, 749,802.60 and 350,569.20

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Solution

The fourth proportional to 501,034.80, 749,802.60 and 350,569.20 is: 524,629.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,034.80 : 749,802.60 = 350,569.20 : x
  2. Step 2: Convert to fraction form
    501,034.80/749,802.60 = 350,569.20/x
  3. Step 3: Cross multiply
    501,034.80x = 749,802.60 × 350,569.20
  4. Step 4: Simplify right side
    501,034.80x = 262,857,697,639.92
  5. Step 5: Solve for x
    x = 262,857,697,639.92/501,034.80
  6. Step 6: Final answer
    x = 524,629.62

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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.