Home / 810,182.88-1,215,406.08-249,217.92

Finding the Fourth Proportional to 810,182.88, 1,215,406.08 and 249,217.92

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Solution

The fourth proportional to 810,182.88, 1,215,406.08 and 249,217.92 is: 373,867.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,182.88 : 1,215,406.08 = 249,217.92 : x
  2. Step 2: Convert to fraction form
    810,182.88/1,215,406.08 = 249,217.92/x
  3. Step 3: Cross multiply
    810,182.88x = 1,215,406.08 × 249,217.92
  4. Step 4: Simplify right side
    810,182.88x = 302,900,975,212.95
  5. Step 5: Solve for x
    x = 302,900,975,212.95/810,182.88
  6. Step 6: Final answer
    x = 373,867.41

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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.