Home / 804,535.90-1,206,965.85-235,915.90

Finding the Fourth Proportional to 804,535.90, 1,206,965.85 and 235,915.90

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Solution

The fourth proportional to 804,535.90, 1,206,965.85 and 235,915.90 is: 353,921.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,535.90 : 1,206,965.85 = 235,915.90 : x
  2. Step 2: Convert to fraction form
    804,535.90/1,206,965.85 = 235,915.90/x
  3. Step 3: Cross multiply
    804,535.90x = 1,206,965.85 × 235,915.90
  4. Step 4: Simplify right side
    804,535.90x = 284,742,434,772.02
  5. Step 5: Solve for x
    x = 284,742,434,772.02/804,535.90
  6. Step 6: Final answer
    x = 353,921.35

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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.