Home / 829,215.64-1,144,375.68-466,674.40

Finding the Fourth Proportional to 829,215.64, 1,144,375.68 and 466,674.40

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Solution

The fourth proportional to 829,215.64, 1,144,375.68 and 466,674.40 is: 644,043.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,215.64 : 1,144,375.68 = 466,674.40 : x
  2. Step 2: Convert to fraction form
    829,215.64/1,144,375.68 = 466,674.40/x
  3. Step 3: Cross multiply
    829,215.64x = 1,144,375.68 × 466,674.40
  4. Step 4: Simplify right side
    829,215.64x = 534,050,833,838.59
  5. Step 5: Solve for x
    x = 534,050,833,838.59/829,215.64
  6. Step 6: Final answer
    x = 644,043.37

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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.