Home / 904,959.04-1,248,704.40-522,911.68

Finding the Fourth Proportional to 904,959.04, 1,248,704.40 and 522,911.68

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Solution

The fourth proportional to 904,959.04, 1,248,704.40 and 522,911.68 is: 721,537.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,959.04 : 1,248,704.40 = 522,911.68 : x
  2. Step 2: Convert to fraction form
    904,959.04/1,248,704.40 = 522,911.68/x
  3. Step 3: Cross multiply
    904,959.04x = 1,248,704.40 × 522,911.68
  4. Step 4: Simplify right side
    904,959.04x = 652,962,115,627.39
  5. Step 5: Solve for x
    x = 652,962,115,627.39/904,959.04
  6. Step 6: Final answer
    x = 721,537.76

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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.