Home / 894,216.51-1,234,006.85-486,309.52

Finding the Fourth Proportional to 894,216.51, 1,234,006.85 and 486,309.52

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Solution

The fourth proportional to 894,216.51, 1,234,006.85 and 486,309.52 is: 671,100.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,216.51 : 1,234,006.85 = 486,309.52 : x
  2. Step 2: Convert to fraction form
    894,216.51/1,234,006.85 = 486,309.52/x
  3. Step 3: Cross multiply
    894,216.51x = 1,234,006.85 × 486,309.52
  4. Step 4: Simplify right side
    894,216.51x = 600,109,281,658.49
  5. Step 5: Solve for x
    x = 600,109,281,658.49/894,216.51
  6. Step 6: Final answer
    x = 671,100.65

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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.