Home / 901,610.30-1,352,678.96-402,857.66

Finding the Fourth Proportional to 901,610.30, 1,352,678.96 and 402,857.66

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Solution

The fourth proportional to 901,610.30, 1,352,678.96 and 402,857.66 is: 604,404.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,610.30 : 1,352,678.96 = 402,857.66 : x
  2. Step 2: Convert to fraction form
    901,610.30/1,352,678.96 = 402,857.66/x
  3. Step 3: Cross multiply
    901,610.30x = 1,352,678.96 × 402,857.66
  4. Step 4: Simplify right side
    901,610.30x = 544,937,074,800.58
  5. Step 5: Solve for x
    x = 544,937,074,800.58/901,610.30
  6. Step 6: Final answer
    x = 604,404.23

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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.