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Finding the Fourth Proportional to 601,240.32, 828,843.84 and 487,866.24

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Solution

The fourth proportional to 601,240.32, 828,843.84 and 487,866.24 is: 672,551.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,240.32 : 828,843.84 = 487,866.24 : x
  2. Step 2: Convert to fraction form
    601,240.32/828,843.84 = 487,866.24/x
  3. Step 3: Cross multiply
    601,240.32x = 828,843.84 × 487,866.24
  4. Step 4: Simplify right side
    601,240.32x = 404,364,927,767.96
  5. Step 5: Solve for x
    x = 404,364,927,767.96/601,240.32
  6. Step 6: Final answer
    x = 672,551.25

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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.