Home / 949,089.06-1,309,741.02-519,369.12

Finding the Fourth Proportional to 949,089.06, 1,309,741.02 and 519,369.12

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Solution

The fourth proportional to 949,089.06, 1,309,741.02 and 519,369.12 is: 716,728.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,089.06 : 1,309,741.02 = 519,369.12 : x
  2. Step 2: Convert to fraction form
    949,089.06/1,309,741.02 = 519,369.12/x
  3. Step 3: Cross multiply
    949,089.06x = 1,309,741.02 × 519,369.12
  4. Step 4: Simplify right side
    949,089.06x = 680,239,040,985.30
  5. Step 5: Solve for x
    x = 680,239,040,985.30/949,089.06
  6. Step 6: Final answer
    x = 716,728.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.