Home / 772,488.04-1,158,783.90-267,098.26

Finding the Fourth Proportional to 772,488.04, 1,158,783.90 and 267,098.26

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Solution

The fourth proportional to 772,488.04, 1,158,783.90 and 267,098.26 is: 400,665.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,488.04 : 1,158,783.90 = 267,098.26 : x
  2. Step 2: Convert to fraction form
    772,488.04/1,158,783.90 = 267,098.26/x
  3. Step 3: Cross multiply
    772,488.04x = 1,158,783.90 × 267,098.26
  4. Step 4: Simplify right side
    772,488.04x = 309,509,163,406.01
  5. Step 5: Solve for x
    x = 309,509,163,406.01/772,488.04
  6. Step 6: Final answer
    x = 400,665.31

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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.