Home / 735,826.68-1,015,212.56-429,682.20

Finding the Fourth Proportional to 735,826.68, 1,015,212.56 and 429,682.20

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Solution

The fourth proportional to 735,826.68, 1,015,212.56 and 429,682.20 is: 592,828.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,826.68 : 1,015,212.56 = 429,682.20 : x
  2. Step 2: Convert to fraction form
    735,826.68/1,015,212.56 = 429,682.20/x
  3. Step 3: Cross multiply
    735,826.68x = 1,015,212.56 × 429,682.20
  4. Step 4: Simplify right side
    735,826.68x = 436,218,766,248.43
  5. Step 5: Solve for x
    x = 436,218,766,248.43/735,826.68
  6. Step 6: Final answer
    x = 592,828.15

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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.