Home / 558,785.28-771,140.39-344,049.24

Finding the Fourth Proportional to 558,785.28, 771,140.39 and 344,049.24

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Solution

The fourth proportional to 558,785.28, 771,140.39 and 344,049.24 is: 474,798.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,785.28 : 771,140.39 = 344,049.24 : x
  2. Step 2: Convert to fraction form
    558,785.28/771,140.39 = 344,049.24/x
  3. Step 3: Cross multiply
    558,785.28x = 771,140.39 × 344,049.24
  4. Step 4: Simplify right side
    558,785.28x = 265,310,263,392.56
  5. Step 5: Solve for x
    x = 265,310,263,392.56/558,785.28
  6. Step 6: Final answer
    x = 474,798.23

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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.