Home / 736,943.88-1,016,970.42-414,653.64

Finding the Fourth Proportional to 736,943.88, 1,016,970.42 and 414,653.64

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Solution

The fourth proportional to 736,943.88, 1,016,970.42 and 414,653.64 is: 572,215.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,943.88 : 1,016,970.42 = 414,653.64 : x
  2. Step 2: Convert to fraction form
    736,943.88/1,016,970.42 = 414,653.64/x
  3. Step 3: Cross multiply
    736,943.88x = 1,016,970.42 × 414,653.64
  4. Step 4: Simplify right side
    736,943.88x = 421,690,486,425.33
  5. Step 5: Solve for x
    x = 421,690,486,425.33/736,943.88
  6. Step 6: Final answer
    x = 572,215.20

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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.