Home / 883,952.07-1,326,025.92-315,465.72

Finding the Fourth Proportional to 883,952.07, 1,326,025.92 and 315,465.72

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Solution

The fourth proportional to 883,952.07, 1,326,025.92 and 315,465.72 is: 473,233.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,952.07 : 1,326,025.92 = 315,465.72 : x
  2. Step 2: Convert to fraction form
    883,952.07/1,326,025.92 = 315,465.72/x
  3. Step 3: Cross multiply
    883,952.07x = 1,326,025.92 × 315,465.72
  4. Step 4: Simplify right side
    883,952.07x = 418,315,721,591.46
  5. Step 5: Solve for x
    x = 418,315,721,591.46/883,952.07
  6. Step 6: Final answer
    x = 473,233.49

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1.5x scale

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.