Home / 1,009,376.64-1,514,468.88-410,383.80

Finding the Fourth Proportional to 1,009,376.64, 1,514,468.88 and 410,383.80

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Solution

The fourth proportional to 1,009,376.64, 1,514,468.88 and 410,383.80 is: 615,739.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,376.64 : 1,514,468.88 = 410,383.80 : x
  2. Step 2: Convert to fraction form
    1,009,376.64/1,514,468.88 = 410,383.80/x
  3. Step 3: Cross multiply
    1,009,376.64x = 1,514,468.88 × 410,383.80
  4. Step 4: Simplify right side
    1,009,376.64x = 621,513,493,956.14
  5. Step 5: Solve for x
    x = 621,513,493,956.14/1,009,376.64
  6. Step 6: Final answer
    x = 615,739.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.