Home / 829,937.46-1,145,302.47-467,365.80

Finding the Fourth Proportional to 829,937.46, 1,145,302.47 and 467,365.80

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Solution

The fourth proportional to 829,937.46, 1,145,302.47 and 467,365.80 is: 644,958.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,937.46 : 1,145,302.47 = 467,365.80 : x
  2. Step 2: Convert to fraction form
    829,937.46/1,145,302.47 = 467,365.80/x
  3. Step 3: Cross multiply
    829,937.46x = 1,145,302.47 × 467,365.80
  4. Step 4: Simplify right side
    829,937.46x = 535,275,205,133.53
  5. Step 5: Solve for x
    x = 535,275,205,133.53/829,937.46
  6. Step 6: Final answer
    x = 644,958.48

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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.