Home / 891,301.04-1,337,078.63-292,309.08

Finding the Fourth Proportional to 891,301.04, 1,337,078.63 and 292,309.08

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Solution

The fourth proportional to 891,301.04, 1,337,078.63 and 292,309.08 is: 438,505.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,301.04 : 1,337,078.63 = 292,309.08 : x
  2. Step 2: Convert to fraction form
    891,301.04/1,337,078.63 = 292,309.08/x
  3. Step 3: Cross multiply
    891,301.04x = 1,337,078.63 × 292,309.08
  4. Step 4: Simplify right side
    891,301.04x = 390,840,216,076.02
  5. Step 5: Solve for x
    x = 390,840,216,076.02/891,301.04
  6. Step 6: Final answer
    x = 438,505.28

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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.