Home / 1,148,821.31-1,723,296.77-350,128.91

Finding the Fourth Proportional to 1,148,821.31, 1,723,296.77 and 350,128.91

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Solution

The fourth proportional to 1,148,821.31, 1,723,296.77 and 350,128.91 is: 525,213.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,821.31 : 1,723,296.77 = 350,128.91 : x
  2. Step 2: Convert to fraction form
    1,148,821.31/1,723,296.77 = 350,128.91/x
  3. Step 3: Cross multiply
    1,148,821.31x = 1,723,296.77 × 350,128.91
  4. Step 4: Simplify right side
    1,148,821.31x = 603,376,009,319.49
  5. Step 5: Solve for x
    x = 603,376,009,319.49/1,148,821.31
  6. Step 6: Final answer
    x = 525,213.11

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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.