Home / 452,837.60-679,256.40-204,005.60

Finding the Fourth Proportional to 452,837.60, 679,256.40 and 204,005.60

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Solution

The fourth proportional to 452,837.60, 679,256.40 and 204,005.60 is: 306,008.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,837.60 : 679,256.40 = 204,005.60 : x
  2. Step 2: Convert to fraction form
    452,837.60/679,256.40 = 204,005.60/x
  3. Step 3: Cross multiply
    452,837.60x = 679,256.40 × 204,005.60
  4. Step 4: Simplify right side
    452,837.60x = 138,572,109,435.84
  5. Step 5: Solve for x
    x = 138,572,109,435.84/452,837.60
  6. Step 6: Final answer
    x = 306,008.40

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1.5x scale

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.