Home / 779,343.03-1,168,986.87-299,447.19

Finding the Fourth Proportional to 779,343.03, 1,168,986.87 and 299,447.19

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Solution

The fourth proportional to 779,343.03, 1,168,986.87 and 299,447.19 is: 449,160.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,343.03 : 1,168,986.87 = 299,447.19 : x
  2. Step 2: Convert to fraction form
    779,343.03/1,168,986.87 = 299,447.19/x
  3. Step 3: Cross multiply
    779,343.03x = 1,168,986.87 × 299,447.19
  4. Step 4: Simplify right side
    779,343.03x = 350,049,833,368.40
  5. Step 5: Solve for x
    x = 350,049,833,368.40/779,343.03
  6. Step 6: Final answer
    x = 449,160.15

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Double scale
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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.