Home / 432,974-648,890.76-183,347.12

Finding the Fourth Proportional to 432,974, 648,890.76 and 183,347.12

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Solution

The fourth proportional to 432,974, 648,890.76 and 183,347.12 is: 274,779.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,974 : 648,890.76 = 183,347.12 : x
  2. Step 2: Convert to fraction form
    432,974/648,890.76 = 183,347.12/x
  3. Step 3: Cross multiply
    432,974x = 648,890.76 × 183,347.12
  4. Step 4: Simplify right side
    432,974x = 118,972,252,040.61
  5. Step 5: Solve for x
    x = 118,972,252,040.61/432,974
  6. Step 6: Final answer
    x = 274,779.21

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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.