Home / 717,537.54-1,076,301.98-218,901.54

Finding the Fourth Proportional to 717,537.54, 1,076,301.98 and 218,901.54

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Solution

The fourth proportional to 717,537.54, 1,076,301.98 and 218,901.54 is: 328,350.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,537.54 : 1,076,301.98 = 218,901.54 : x
  2. Step 2: Convert to fraction form
    717,537.54/1,076,301.98 = 218,901.54/x
  3. Step 3: Cross multiply
    717,537.54x = 1,076,301.98 × 218,901.54
  4. Step 4: Simplify right side
    717,537.54x = 235,604,156,092.79
  5. Step 5: Solve for x
    x = 235,604,156,092.79/717,537.54
  6. Step 6: Final answer
    x = 328,350.98

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1.5x scale

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.