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Finding the Fourth Proportional to 410,957.21, 567,295.58 and 249,863.74

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Solution

The fourth proportional to 410,957.21, 567,295.58 and 249,863.74 is: 344,918.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,957.21 : 567,295.58 = 249,863.74 : x
  2. Step 2: Convert to fraction form
    410,957.21/567,295.58 = 249,863.74/x
  3. Step 3: Cross multiply
    410,957.21x = 567,295.58 × 249,863.74
  4. Step 4: Simplify right side
    410,957.21x = 141,746,594,510.69
  5. Step 5: Solve for x
    x = 141,746,594,510.69/410,957.21
  6. Step 6: Final answer
    x = 344,918.13

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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.