Home / 849,117.70-1,171,740.09-467,134.66

Finding the Fourth Proportional to 849,117.70, 1,171,740.09 and 467,134.66

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Solution

The fourth proportional to 849,117.70, 1,171,740.09 and 467,134.66 is: 644,622.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,117.70 : 1,171,740.09 = 467,134.66 : x
  2. Step 2: Convert to fraction form
    849,117.70/1,171,740.09 = 467,134.66/x
  3. Step 3: Cross multiply
    849,117.70x = 1,171,740.09 × 467,134.66
  4. Step 4: Simplify right side
    849,117.70x = 547,360,408,550.52
  5. Step 5: Solve for x
    x = 547,360,408,550.52/849,117.70
  6. Step 6: Final answer
    x = 644,622.54

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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.