Home / 896,147.84-1,236,677.18-488,248.43

Finding the Fourth Proportional to 896,147.84, 1,236,677.18 and 488,248.43

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Solution

The fourth proportional to 896,147.84, 1,236,677.18 and 488,248.43 is: 673,779.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,147.84 : 1,236,677.18 = 488,248.43 : x
  2. Step 2: Convert to fraction form
    896,147.84/1,236,677.18 = 488,248.43/x
  3. Step 3: Cross multiply
    896,147.84x = 1,236,677.18 × 488,248.43
  4. Step 4: Simplify right side
    896,147.84x = 603,805,682,927.20
  5. Step 5: Solve for x
    x = 603,805,682,927.20/896,147.84
  6. Step 6: Final answer
    x = 673,779.10

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1.5x scale

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.