Home / 829,828.49-1,145,041.50-467,180.15

Finding the Fourth Proportional to 829,828.49, 1,145,041.50 and 467,180.15

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Solution

The fourth proportional to 829,828.49, 1,145,041.50 and 467,180.15 is: 644,640.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,828.49 : 1,145,041.50 = 467,180.15 : x
  2. Step 2: Convert to fraction form
    829,828.49/1,145,041.50 = 467,180.15/x
  3. Step 3: Cross multiply
    829,828.49x = 1,145,041.50 × 467,180.15
  4. Step 4: Simplify right side
    829,828.49x = 534,940,662,588.83
  5. Step 5: Solve for x
    x = 534,940,662,588.83/829,828.49
  6. Step 6: Final answer
    x = 644,640.03

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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.