Home / 691,821.02-1,037,600.31-292,740.50

Finding the Fourth Proportional to 691,821.02, 1,037,600.31 and 292,740.50

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Solution

The fourth proportional to 691,821.02, 1,037,600.31 and 292,740.50 is: 439,055.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,821.02 : 1,037,600.31 = 292,740.50 : x
  2. Step 2: Convert to fraction form
    691,821.02/1,037,600.31 = 292,740.50/x
  3. Step 3: Cross multiply
    691,821.02x = 1,037,600.31 × 292,740.50
  4. Step 4: Simplify right side
    691,821.02x = 303,747,633,549.56
  5. Step 5: Solve for x
    x = 303,747,633,549.56/691,821.02
  6. Step 6: Final answer
    x = 439,055.22

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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.