Home / 835,376.15-1,152,820.21-453,402.83

Finding the Fourth Proportional to 835,376.15, 1,152,820.21 and 453,402.83

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Solution

The fourth proportional to 835,376.15, 1,152,820.21 and 453,402.83 is: 625,696.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,376.15 : 1,152,820.21 = 453,402.83 : x
  2. Step 2: Convert to fraction form
    835,376.15/1,152,820.21 = 453,402.83/x
  3. Step 3: Cross multiply
    835,376.15x = 1,152,820.21 × 453,402.83
  4. Step 4: Simplify right side
    835,376.15x = 522,691,944,561.69
  5. Step 5: Solve for x
    x = 522,691,944,561.69/835,376.15
  6. Step 6: Final answer
    x = 625,696.51

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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.