Home / 805,050.10-1,110,976.05-442,482.40

Finding the Fourth Proportional to 805,050.10, 1,110,976.05 and 442,482.40

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Solution

The fourth proportional to 805,050.10, 1,110,976.05 and 442,482.40 is: 610,629.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,050.10 : 1,110,976.05 = 442,482.40 : x
  2. Step 2: Convert to fraction form
    805,050.10/1,110,976.05 = 442,482.40/x
  3. Step 3: Cross multiply
    805,050.10x = 1,110,976.05 × 442,482.40
  4. Step 4: Simplify right side
    805,050.10x = 491,587,348,946.52
  5. Step 5: Solve for x
    x = 491,587,348,946.52/805,050.10
  6. Step 6: Final answer
    x = 610,629.51

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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.