Home / 898,642.82-1,347,298.40-424,774.46

Finding the Fourth Proportional to 898,642.82, 1,347,298.40 and 424,774.46

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Solution

The fourth proportional to 898,642.82, 1,347,298.40 and 424,774.46 is: 636,846.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,642.82 : 1,347,298.40 = 424,774.46 : x
  2. Step 2: Convert to fraction form
    898,642.82/1,347,298.40 = 424,774.46/x
  3. Step 3: Cross multiply
    898,642.82x = 1,347,298.40 × 424,774.46
  4. Step 4: Simplify right side
    898,642.82x = 572,297,950,318.86
  5. Step 5: Solve for x
    x = 572,297,950,318.86/898,642.82
  6. Step 6: Final answer
    x = 636,846.96

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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.