Home / 868,737.29-1,303,172.55-292,363.39

Finding the Fourth Proportional to 868,737.29, 1,303,172.55 and 292,363.39

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Solution

The fourth proportional to 868,737.29, 1,303,172.55 and 292,363.39 is: 438,567.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,737.29 : 1,303,172.55 = 292,363.39 : x
  2. Step 2: Convert to fraction form
    868,737.29/1,303,172.55 = 292,363.39/x
  3. Step 3: Cross multiply
    868,737.29x = 1,303,172.55 × 292,363.39
  4. Step 4: Simplify right side
    868,737.29x = 380,999,946,101.91
  5. Step 5: Solve for x
    x = 380,999,946,101.91/868,737.29
  6. Step 6: Final answer
    x = 438,567.51

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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.