Home / 895,157.76-1,235,317.70-492,749.76

Finding the Fourth Proportional to 895,157.76, 1,235,317.70 and 492,749.76

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Solution

The fourth proportional to 895,157.76, 1,235,317.70 and 492,749.76 is: 679,994.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,157.76 : 1,235,317.70 = 492,749.76 : x
  2. Step 2: Convert to fraction form
    895,157.76/1,235,317.70 = 492,749.76/x
  3. Step 3: Cross multiply
    895,157.76x = 1,235,317.70 × 492,749.76
  4. Step 4: Simplify right side
    895,157.76x = 608,702,500,198.75
  5. Step 5: Solve for x
    x = 608,702,500,198.75/895,157.76
  6. Step 6: Final answer
    x = 679,994.66

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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.