Home / 847,425.43-1,169,462.46-460,240.77

Finding the Fourth Proportional to 847,425.43, 1,169,462.46 and 460,240.77

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Solution

The fourth proportional to 847,425.43, 1,169,462.46 and 460,240.77 is: 635,140.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,425.43 : 1,169,462.46 = 460,240.77 : x
  2. Step 2: Convert to fraction form
    847,425.43/1,169,462.46 = 460,240.77/x
  3. Step 3: Cross multiply
    847,425.43x = 1,169,462.46 × 460,240.77
  4. Step 4: Simplify right side
    847,425.43x = 538,234,303,076.49
  5. Step 5: Solve for x
    x = 538,234,303,076.49/847,425.43
  6. Step 6: Final answer
    x = 635,140.61

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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.