Home / 913,328.56-1,370,132.97-662,502.95

Finding the Fourth Proportional to 913,328.56, 1,370,132.97 and 662,502.95

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Solution

The fourth proportional to 913,328.56, 1,370,132.97 and 662,502.95 is: 993,856.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,328.56 : 1,370,132.97 = 662,502.95 : x
  2. Step 2: Convert to fraction form
    913,328.56/1,370,132.97 = 662,502.95/x
  3. Step 3: Cross multiply
    913,328.56x = 1,370,132.97 × 662,502.95
  4. Step 4: Simplify right side
    913,328.56x = 907,717,134,046.79
  5. Step 5: Solve for x
    x = 907,717,134,046.79/913,328.56
  6. Step 6: Final answer
    x = 993,856.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.