Home / 805,452.04-1,111,495.34-442,873.36

Finding the Fourth Proportional to 805,452.04, 1,111,495.34 and 442,873.36

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Solution

The fourth proportional to 805,452.04, 1,111,495.34 and 442,873.36 is: 611,149.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,452.04 : 1,111,495.34 = 442,873.36 : x
  2. Step 2: Convert to fraction form
    805,452.04/1,111,495.34 = 442,873.36/x
  3. Step 3: Cross multiply
    805,452.04x = 1,111,495.34 × 442,873.36
  4. Step 4: Simplify right side
    805,452.04x = 492,251,670,292.67
  5. Step 5: Solve for x
    x = 492,251,670,292.67/805,452.04
  6. Step 6: Final answer
    x = 611,149.58

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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.