Home / 677,044.45-1,015,960.33-534,014.65

Finding the Fourth Proportional to 677,044.45, 1,015,960.33 and 534,014.65

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Solution

The fourth proportional to 677,044.45, 1,015,960.33 and 534,014.65 is: 801,332.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,044.45 : 1,015,960.33 = 534,014.65 : x
  2. Step 2: Convert to fraction form
    677,044.45/1,015,960.33 = 534,014.65/x
  3. Step 3: Cross multiply
    677,044.45x = 1,015,960.33 × 534,014.65
  4. Step 4: Simplify right side
    677,044.45x = 542,537,700,038.84
  5. Step 5: Solve for x
    x = 542,537,700,038.84/677,044.45
  6. Step 6: Final answer
    x = 801,332.47

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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.