Home / 966,805.09-1,449,697.29-326,888.89

Finding the Fourth Proportional to 966,805.09, 1,449,697.29 and 326,888.89

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Solution

The fourth proportional to 966,805.09, 1,449,697.29 and 326,888.89 is: 490,160.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,805.09 : 1,449,697.29 = 326,888.89 : x
  2. Step 2: Convert to fraction form
    966,805.09/1,449,697.29 = 326,888.89/x
  3. Step 3: Cross multiply
    966,805.09x = 1,449,697.29 × 326,888.89
  4. Step 4: Simplify right side
    966,805.09x = 473,889,937,964.11
  5. Step 5: Solve for x
    x = 473,889,937,964.11/966,805.09
  6. Step 6: Final answer
    x = 490,160.78

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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.