Home / 773,331.15-1,159,621.71-453,587.46

Finding the Fourth Proportional to 773,331.15, 1,159,621.71 and 453,587.46

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Solution

The fourth proportional to 773,331.15, 1,159,621.71 and 453,587.46 is: 680,161.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,331.15 : 1,159,621.71 = 453,587.46 : x
  2. Step 2: Convert to fraction form
    773,331.15/1,159,621.71 = 453,587.46/x
  3. Step 3: Cross multiply
    773,331.15x = 1,159,621.71 × 453,587.46
  4. Step 4: Simplify right side
    773,331.15x = 525,989,865,999.76
  5. Step 5: Solve for x
    x = 525,989,865,999.76/773,331.15
  6. Step 6: Final answer
    x = 680,161.23

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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.