Home / 835,402.13-1,152,824.07-453,420.71

Finding the Fourth Proportional to 835,402.13, 1,152,824.07 and 453,420.71

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Solution

The fourth proportional to 835,402.13, 1,152,824.07 and 453,420.71 is: 625,703.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,402.13 : 1,152,824.07 = 453,420.71 : x
  2. Step 2: Convert to fraction form
    835,402.13/1,152,824.07 = 453,420.71/x
  3. Step 3: Cross multiply
    835,402.13x = 1,152,824.07 × 453,420.71
  4. Step 4: Simplify right side
    835,402.13x = 522,714,302,560.37
  5. Step 5: Solve for x
    x = 522,714,302,560.37/835,402.13
  6. Step 6: Final answer
    x = 625,703.82

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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.