Home / 949,182.51-1,309,267.20-662,598.03

Finding the Fourth Proportional to 949,182.51, 1,309,267.20 and 662,598.03

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Solution

The fourth proportional to 949,182.51, 1,309,267.20 and 662,598.03 is: 913,963.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,182.51 : 1,309,267.20 = 662,598.03 : x
  2. Step 2: Convert to fraction form
    949,182.51/1,309,267.20 = 662,598.03/x
  3. Step 3: Cross multiply
    949,182.51x = 1,309,267.20 × 662,598.03
  4. Step 4: Simplify right side
    949,182.51x = 867,517,867,463.62
  5. Step 5: Solve for x
    x = 867,517,867,463.62/949,182.51
  6. Step 6: Final answer
    x = 913,963.18

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1.5x scale

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.