Home / 934,308.60-1,288,976.79-590,016.07

Finding the Fourth Proportional to 934,308.60, 1,288,976.79 and 590,016.07

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Solution

The fourth proportional to 934,308.60, 1,288,976.79 and 590,016.07 is: 813,989.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,308.60 : 1,288,976.79 = 590,016.07 : x
  2. Step 2: Convert to fraction form
    934,308.60/1,288,976.79 = 590,016.07/x
  3. Step 3: Cross multiply
    934,308.60x = 1,288,976.79 × 590,016.07
  4. Step 4: Simplify right side
    934,308.60x = 760,517,019,957.02
  5. Step 5: Solve for x
    x = 760,517,019,957.02/934,308.60
  6. Step 6: Final answer
    x = 813,989.10

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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.