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Finding the Fourth Proportional to 265,483.71, 366,363.29 and 144,626.45

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Solution

The fourth proportional to 265,483.71, 366,363.29 and 144,626.45 is: 199,582.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,483.71 : 366,363.29 = 144,626.45 : x
  2. Step 2: Convert to fraction form
    265,483.71/366,363.29 = 144,626.45/x
  3. Step 3: Cross multiply
    265,483.71x = 366,363.29 × 144,626.45
  4. Step 4: Simplify right side
    265,483.71x = 52,985,819,488.07
  5. Step 5: Solve for x
    x = 52,985,819,488.07/265,483.71
  6. Step 6: Final answer
    x = 199,582.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.