Home / 949,046.14-1,309,683.63-519,326.30

Finding the Fourth Proportional to 949,046.14, 1,309,683.63 and 519,326.30

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Solution

The fourth proportional to 949,046.14, 1,309,683.63 and 519,326.30 is: 716,670.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,046.14 : 1,309,683.63 = 519,326.30 : x
  2. Step 2: Convert to fraction form
    949,046.14/1,309,683.63 = 519,326.30/x
  3. Step 3: Cross multiply
    949,046.14x = 1,309,683.63 × 519,326.30
  4. Step 4: Simplify right side
    949,046.14x = 680,153,158,960.15
  5. Step 5: Solve for x
    x = 680,153,158,960.15/949,046.14
  6. Step 6: Final answer
    x = 716,670.28

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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.