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Finding the Fourth Proportional to 453,152.94, 625,338.59 and 249,203.87

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Solution

The fourth proportional to 453,152.94, 625,338.59 and 249,203.87 is: 343,894.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,152.94 : 625,338.59 = 249,203.87 : x
  2. Step 2: Convert to fraction form
    453,152.94/625,338.59 = 249,203.87/x
  3. Step 3: Cross multiply
    453,152.94x = 625,338.59 × 249,203.87
  4. Step 4: Simplify right side
    453,152.94x = 155,836,792,938.64
  5. Step 5: Solve for x
    x = 155,836,792,938.64/453,152.94
  6. Step 6: Final answer
    x = 343,894.47

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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.