Home / 964,575.18-1,331,108.37-534,918.78

Finding the Fourth Proportional to 964,575.18, 1,331,108.37 and 534,918.78

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Solution

The fourth proportional to 964,575.18, 1,331,108.37 and 534,918.78 is: 738,184.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,575.18 : 1,331,108.37 = 534,918.78 : x
  2. Step 2: Convert to fraction form
    964,575.18/1,331,108.37 = 534,918.78/x
  3. Step 3: Cross multiply
    964,575.18x = 1,331,108.37 × 534,918.78
  4. Step 4: Simplify right side
    964,575.18x = 712,034,865,328.19
  5. Step 5: Solve for x
    x = 712,034,865,328.19/964,575.18
  6. Step 6: Final answer
    x = 738,184.93

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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.