Home / 805,041.93-1,110,964.80-442,474.23

Finding the Fourth Proportional to 805,041.93, 1,110,964.80 and 442,474.23

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Solution

The fourth proportional to 805,041.93, 1,110,964.80 and 442,474.23 is: 610,618.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,041.93 : 1,110,964.80 = 442,474.23 : x
  2. Step 2: Convert to fraction form
    805,041.93/1,110,964.80 = 442,474.23/x
  3. Step 3: Cross multiply
    805,041.93x = 1,110,964.80 × 442,474.23
  4. Step 4: Simplify right side
    805,041.93x = 491,573,294,437.10
  5. Step 5: Solve for x
    x = 491,573,294,437.10/805,041.93
  6. Step 6: Final answer
    x = 610,618.25

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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.