Home / 847,098.63-1,270,274.94-397,947.15

Finding the Fourth Proportional to 847,098.63, 1,270,274.94 and 397,947.15

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Solution

The fourth proportional to 847,098.63, 1,270,274.94 and 397,947.15 is: 596,745.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,098.63 : 1,270,274.94 = 397,947.15 : x
  2. Step 2: Convert to fraction form
    847,098.63/1,270,274.94 = 397,947.15/x
  3. Step 3: Cross multiply
    847,098.63x = 1,270,274.94 × 397,947.15
  4. Step 4: Simplify right side
    847,098.63x = 505,502,292,089.42
  5. Step 5: Solve for x
    x = 505,502,292,089.42/847,098.63
  6. Step 6: Final answer
    x = 596,745.50

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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.