Home / 895,871.02-1,236,309.33-487,974.46

Finding the Fourth Proportional to 895,871.02, 1,236,309.33 and 487,974.46

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Solution

The fourth proportional to 895,871.02, 1,236,309.33 and 487,974.46 is: 673,408.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,871.02 : 1,236,309.33 = 487,974.46 : x
  2. Step 2: Convert to fraction form
    895,871.02/1,236,309.33 = 487,974.46/x
  3. Step 3: Cross multiply
    895,871.02x = 1,236,309.33 × 487,974.46
  4. Step 4: Simplify right side
    895,871.02x = 603,287,377,699.71
  5. Step 5: Solve for x
    x = 603,287,377,699.71/895,871.02
  6. Step 6: Final answer
    x = 673,408.74

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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.