Home / 829,063.85-1,144,130.43-466,500.56

Finding the Fourth Proportional to 829,063.85, 1,144,130.43 and 466,500.56

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Solution

The fourth proportional to 829,063.85, 1,144,130.43 and 466,500.56 is: 643,783.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,063.85 : 1,144,130.43 = 466,500.56 : x
  2. Step 2: Convert to fraction form
    829,063.85/1,144,130.43 = 466,500.56/x
  3. Step 3: Cross multiply
    829,063.85x = 1,144,130.43 × 466,500.56
  4. Step 4: Simplify right side
    829,063.85x = 533,737,480,587.39
  5. Step 5: Solve for x
    x = 533,737,480,587.39/829,063.85
  6. Step 6: Final answer
    x = 643,783.33

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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.