Home / 558,821.28-771,190.20-344,085.24

Finding the Fourth Proportional to 558,821.28, 771,190.20 and 344,085.24

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Solution

The fourth proportional to 558,821.28, 771,190.20 and 344,085.24 is: 474,848.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,821.28 : 771,190.20 = 344,085.24 : x
  2. Step 2: Convert to fraction form
    558,821.28/771,190.20 = 344,085.24/x
  3. Step 3: Cross multiply
    558,821.28x = 771,190.20 × 344,085.24
  4. Step 4: Simplify right side
    558,821.28x = 265,355,165,052.65
  5. Step 5: Solve for x
    x = 265,355,165,052.65/558,821.28
  6. Step 6: Final answer
    x = 474,848.00

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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.