Home / 895,655.57-1,235,948.69-493,247.57

Finding the Fourth Proportional to 895,655.57, 1,235,948.69 and 493,247.57

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Solution

The fourth proportional to 895,655.57, 1,235,948.69 and 493,247.57 is: 680,650.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,655.57 : 1,235,948.69 = 493,247.57 : x
  2. Step 2: Convert to fraction form
    895,655.57/1,235,948.69 = 493,247.57/x
  3. Step 3: Cross multiply
    895,655.57x = 1,235,948.69 × 493,247.57
  4. Step 4: Simplify right side
    895,655.57x = 609,628,683,040.56
  5. Step 5: Solve for x
    x = 609,628,683,040.56/895,655.57
  6. Step 6: Final answer
    x = 680,650.81

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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.