Home / 773,461.12-1,160,223.20-368,445.16

Finding the Fourth Proportional to 773,461.12, 1,160,223.20 and 368,445.16

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Solution

The fourth proportional to 773,461.12, 1,160,223.20 and 368,445.16 is: 552,682.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,461.12 : 1,160,223.20 = 368,445.16 : x
  2. Step 2: Convert to fraction form
    773,461.12/1,160,223.20 = 368,445.16/x
  3. Step 3: Cross multiply
    773,461.12x = 1,160,223.20 × 368,445.16
  4. Step 4: Simplify right side
    773,461.12x = 427,478,622,559.71
  5. Step 5: Solve for x
    x = 427,478,622,559.71/773,461.12
  6. Step 6: Final answer
    x = 552,682.75

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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.