Home / 835,402.51-1,152,857.68-453,429.29

Finding the Fourth Proportional to 835,402.51, 1,152,857.68 and 453,429.29

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Solution

The fourth proportional to 835,402.51, 1,152,857.68 and 453,429.29 is: 625,733.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,402.51 : 1,152,857.68 = 453,429.29 : x
  2. Step 2: Convert to fraction form
    835,402.51/1,152,857.68 = 453,429.29/x
  3. Step 3: Cross multiply
    835,402.51x = 1,152,857.68 × 453,429.29
  4. Step 4: Simplify right side
    835,402.51x = 522,739,441,062.02
  5. Step 5: Solve for x
    x = 522,739,441,062.02/835,402.51
  6. Step 6: Final answer
    x = 625,733.63

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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.