Home / 835,009.20-1,152,312.78-453,036.06

Finding the Fourth Proportional to 835,009.20, 1,152,312.78 and 453,036.06

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Solution

The fourth proportional to 835,009.20, 1,152,312.78 and 453,036.06 is: 625,189.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,009.20 : 1,152,312.78 = 453,036.06 : x
  2. Step 2: Convert to fraction form
    835,009.20/1,152,312.78 = 453,036.06/x
  3. Step 3: Cross multiply
    835,009.20x = 1,152,312.78 × 453,036.06
  4. Step 4: Simplify right side
    835,009.20x = 522,039,241,738.85
  5. Step 5: Solve for x
    x = 522,039,241,738.85/835,009.20
  6. Step 6: Final answer
    x = 625,189.81

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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.