Home / 283,623.40-425,435.10-157,652.20

Finding the Fourth Proportional to 283,623.40, 425,435.10 and 157,652.20

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Solution

The fourth proportional to 283,623.40, 425,435.10 and 157,652.20 is: 236,478.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,623.40 : 425,435.10 = 157,652.20 : x
  2. Step 2: Convert to fraction form
    283,623.40/425,435.10 = 157,652.20/x
  3. Step 3: Cross multiply
    283,623.40x = 425,435.10 × 157,652.20
  4. Step 4: Simplify right side
    283,623.40x = 67,070,779,472.22
  5. Step 5: Solve for x
    x = 67,070,779,472.22/283,623.40
  6. Step 6: Final answer
    x = 236,478.30

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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.