Home / 772,695.32-1,158,969.06-473,021.64

Finding the Fourth Proportional to 772,695.32, 1,158,969.06 and 473,021.64

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Solution

The fourth proportional to 772,695.32, 1,158,969.06 and 473,021.64 is: 709,487.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,695.32 : 1,158,969.06 = 473,021.64 : x
  2. Step 2: Convert to fraction form
    772,695.32/1,158,969.06 = 473,021.64/x
  3. Step 3: Cross multiply
    772,695.32x = 1,158,969.06 × 473,021.64
  4. Step 4: Simplify right side
    772,695.32x = 548,217,445,470.46
  5. Step 5: Solve for x
    x = 548,217,445,470.46/772,695.32
  6. Step 6: Final answer
    x = 709,487.21

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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.