Home / 558,785.53-771,140.73-344,049.49

Finding the Fourth Proportional to 558,785.53, 771,140.73 and 344,049.49

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Solution

The fourth proportional to 558,785.53, 771,140.73 and 344,049.49 is: 474,798.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,785.53 : 771,140.73 = 344,049.49 : x
  2. Step 2: Convert to fraction form
    558,785.53/771,140.73 = 344,049.49/x
  3. Step 3: Cross multiply
    558,785.53x = 771,140.73 × 344,049.49
  4. Step 4: Simplify right side
    558,785.53x = 265,310,574,874.73
  5. Step 5: Solve for x
    x = 265,310,574,874.73/558,785.53
  6. Step 6: Final answer
    x = 474,798.58

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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.