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Finding the Fourth Proportional to 452,948.39, 625,076.48 and 249,007.80

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Solution

The fourth proportional to 452,948.39, 625,076.48 and 249,007.80 is: 343,635.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,948.39 : 625,076.48 = 249,007.80 : x
  2. Step 2: Convert to fraction form
    452,948.39/625,076.48 = 249,007.80/x
  3. Step 3: Cross multiply
    452,948.39x = 625,076.48 × 249,007.80
  4. Step 4: Simplify right side
    452,948.39x = 155,648,917,871.51
  5. Step 5: Solve for x
    x = 155,648,917,871.51/452,948.39
  6. Step 6: Final answer
    x = 343,635.00

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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.