Home / 626,562.95-938,580.35-289,134.83

Finding the Fourth Proportional to 626,562.95, 938,580.35 and 289,134.83

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Solution

The fourth proportional to 626,562.95, 938,580.35 and 289,134.83 is: 433,118.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,562.95 : 938,580.35 = 289,134.83 : x
  2. Step 2: Convert to fraction form
    626,562.95/938,580.35 = 289,134.83/x
  3. Step 3: Cross multiply
    626,562.95x = 938,580.35 × 289,134.83
  4. Step 4: Simplify right side
    626,562.95x = 271,376,270,839.37
  5. Step 5: Solve for x
    x = 271,376,270,839.37/626,562.95
  6. Step 6: Final answer
    x = 433,118.93

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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.