Home / 547,984.56-822,055.19-168,937.35

Finding the Fourth Proportional to 547,984.56, 822,055.19 and 168,937.35

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Solution

The fourth proportional to 547,984.56, 822,055.19 and 168,937.35 is: 253,430.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,984.56 : 822,055.19 = 168,937.35 : x
  2. Step 2: Convert to fraction form
    547,984.56/822,055.19 = 168,937.35/x
  3. Step 3: Cross multiply
    547,984.56x = 822,055.19 × 168,937.35
  4. Step 4: Simplify right side
    547,984.56x = 138,875,824,507.66
  5. Step 5: Solve for x
    x = 138,875,824,507.66/547,984.56
  6. Step 6: Final answer
    x = 253,430.18

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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.