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Finding the Fourth Proportional to 453,013.97, 625,146.05 and 249,064.67

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Solution

The fourth proportional to 453,013.97, 625,146.05 and 249,064.67 is: 343,701.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,013.97 : 625,146.05 = 249,064.67 : x
  2. Step 2: Convert to fraction form
    453,013.97/625,146.05 = 249,064.67/x
  3. Step 3: Cross multiply
    453,013.97x = 625,146.05 × 249,064.67
  4. Step 4: Simplify right side
    453,013.97x = 155,701,796,830.58
  5. Step 5: Solve for x
    x = 155,701,796,830.58/453,013.97
  6. Step 6: Final answer
    x = 343,701.98

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1.5x scale

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.