Home / 891,482.75-1,337,177.65-292,365.03

Finding the Fourth Proportional to 891,482.75, 1,337,177.65 and 292,365.03

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Solution

The fourth proportional to 891,482.75, 1,337,177.65 and 292,365.03 is: 438,532.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,482.75 : 1,337,177.65 = 292,365.03 : x
  2. Step 2: Convert to fraction form
    891,482.75/1,337,177.65 = 292,365.03/x
  3. Step 3: Cross multiply
    891,482.75x = 1,337,177.65 × 292,365.03
  4. Step 4: Simplify right side
    891,482.75x = 390,943,983,757.58
  5. Step 5: Solve for x
    x = 390,943,983,757.58/891,482.75
  6. Step 6: Final answer
    x = 438,532.30

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1.5x scale

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.