Home / 857,272.80-1,285,646.67-592,733.28

Finding the Fourth Proportional to 857,272.80, 1,285,646.67 and 592,733.28

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Solution

The fourth proportional to 857,272.80, 1,285,646.67 and 592,733.28 is: 888,918.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,272.80 : 1,285,646.67 = 592,733.28 : x
  2. Step 2: Convert to fraction form
    857,272.80/1,285,646.67 = 592,733.28/x
  3. Step 3: Cross multiply
    857,272.80x = 1,285,646.67 × 592,733.28
  4. Step 4: Simplify right side
    857,272.80x = 762,045,567,630.18
  5. Step 5: Solve for x
    x = 762,045,567,630.18/857,272.80
  6. Step 6: Final answer
    x = 888,918.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.