Home / 895,291.20-1,235,498.40-492,883.20

Finding the Fourth Proportional to 895,291.20, 1,235,498.40 and 492,883.20

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Solution

The fourth proportional to 895,291.20, 1,235,498.40 and 492,883.20 is: 680,176.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,291.20 : 1,235,498.40 = 492,883.20 : x
  2. Step 2: Convert to fraction form
    895,291.20/1,235,498.40 = 492,883.20/x
  3. Step 3: Cross multiply
    895,291.20x = 1,235,498.40 × 492,883.20
  4. Step 4: Simplify right side
    895,291.20x = 608,956,404,986.88
  5. Step 5: Solve for x
    x = 608,956,404,986.88/895,291.20
  6. Step 6: Final answer
    x = 680,176.91

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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.