Home / 810,191.08-1,215,180.06-249,178.60

Finding the Fourth Proportional to 810,191.08, 1,215,180.06 and 249,178.60

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Solution

The fourth proportional to 810,191.08, 1,215,180.06 and 249,178.60 is: 373,735.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,191.08 : 1,215,180.06 = 249,178.60 : x
  2. Step 2: Convert to fraction form
    810,191.08/1,215,180.06 = 249,178.60/x
  3. Step 3: Cross multiply
    810,191.08x = 1,215,180.06 × 249,178.60
  4. Step 4: Simplify right side
    810,191.08x = 302,796,866,098.72
  5. Step 5: Solve for x
    x = 302,796,866,098.72/810,191.08
  6. Step 6: Final answer
    x = 373,735.13

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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.