Home / 660,926.40-912,067.14-359,118.24

Finding the Fourth Proportional to 660,926.40, 912,067.14 and 359,118.24

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Solution

The fourth proportional to 660,926.40, 912,067.14 and 359,118.24 is: 495,577.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,926.40 : 912,067.14 = 359,118.24 : x
  2. Step 2: Convert to fraction form
    660,926.40/912,067.14 = 359,118.24/x
  3. Step 3: Cross multiply
    660,926.40x = 912,067.14 × 359,118.24
  4. Step 4: Simplify right side
    660,926.40x = 327,539,946,078.63
  5. Step 5: Solve for x
    x = 327,539,946,078.63/660,926.40
  6. Step 6: Final answer
    x = 495,577.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.