Home / 852,908.04-1,177,018.79-465,726.15

Finding the Fourth Proportional to 852,908.04, 1,177,018.79 and 465,726.15

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Solution

The fourth proportional to 852,908.04, 1,177,018.79 and 465,726.15 is: 642,705.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,908.04 : 1,177,018.79 = 465,726.15 : x
  2. Step 2: Convert to fraction form
    852,908.04/1,177,018.79 = 465,726.15/x
  3. Step 3: Cross multiply
    852,908.04x = 1,177,018.79 × 465,726.15
  4. Step 4: Simplify right side
    852,908.04x = 548,168,427,215.73
  5. Step 5: Solve for x
    x = 548,168,427,215.73/852,908.04
  6. Step 6: Final answer
    x = 642,705.19

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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.