Home / 558,784.53-771,139.35-344,048.49

Finding the Fourth Proportional to 558,784.53, 771,139.35 and 344,048.49

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Solution

The fourth proportional to 558,784.53, 771,139.35 and 344,048.49 is: 474,797.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,784.53 : 771,139.35 = 344,048.49 : x
  2. Step 2: Convert to fraction form
    558,784.53/771,139.35 = 344,048.49/x
  3. Step 3: Cross multiply
    558,784.53x = 771,139.35 × 344,048.49
  4. Step 4: Simplify right side
    558,784.53x = 265,309,328,947.08
  5. Step 5: Solve for x
    x = 265,309,328,947.08/558,784.53
  6. Step 6: Final answer
    x = 474,797.20

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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.