Home / 805,095.88-1,110,862.74-447,392.20

Finding the Fourth Proportional to 805,095.88, 1,110,862.74 and 447,392.20

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Solution

The fourth proportional to 805,095.88, 1,110,862.74 and 447,392.20 is: 617,307.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,095.88 : 1,110,862.74 = 447,392.20 : x
  2. Step 2: Convert to fraction form
    805,095.88/1,110,862.74 = 447,392.20/x
  3. Step 3: Cross multiply
    805,095.88x = 1,110,862.74 × 447,392.20
  4. Step 4: Simplify right side
    805,095.88x = 496,991,325,146.63
  5. Step 5: Solve for x
    x = 496,991,325,146.63/805,095.88
  6. Step 6: Final answer
    x = 617,307.00

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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.