Home / 652,022.20-976,721.10-452,567.80

Finding the Fourth Proportional to 652,022.20, 976,721.10 and 452,567.80

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Solution

The fourth proportional to 652,022.20, 976,721.10 and 452,567.80 is: 677,940.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,022.20 : 976,721.10 = 452,567.80 : x
  2. Step 2: Convert to fraction form
    652,022.20/976,721.10 = 452,567.80/x
  3. Step 3: Cross multiply
    652,022.20x = 976,721.10 × 452,567.80
  4. Step 4: Simplify right side
    652,022.20x = 442,032,519,440.58
  5. Step 5: Solve for x
    x = 442,032,519,440.58/652,022.20
  6. Step 6: Final answer
    x = 677,940.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.