Home / 949,079.94-1,309,730.44-519,360.10

Finding the Fourth Proportional to 949,079.94, 1,309,730.44 and 519,360.10

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Solution

The fourth proportional to 949,079.94, 1,309,730.44 and 519,360.10 is: 716,717.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,079.94 : 1,309,730.44 = 519,360.10 : x
  2. Step 2: Convert to fraction form
    949,079.94/1,309,730.44 = 519,360.10/x
  3. Step 3: Cross multiply
    949,079.94x = 1,309,730.44 × 519,360.10
  4. Step 4: Simplify right side
    949,079.94x = 680,221,732,291.44
  5. Step 5: Solve for x
    x = 680,221,732,291.44/949,079.94
  6. Step 6: Final answer
    x = 716,717.01

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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.