Home / 835,399.40-1,152,852.48-453,426.35

Finding the Fourth Proportional to 835,399.40, 1,152,852.48 and 453,426.35

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Solution

The fourth proportional to 835,399.40, 1,152,852.48 and 453,426.35 is: 625,729.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,399.40 : 1,152,852.48 = 453,426.35 : x
  2. Step 2: Convert to fraction form
    835,399.40/1,152,852.48 = 453,426.35/x
  3. Step 3: Cross multiply
    835,399.40x = 1,152,852.48 × 453,426.35
  4. Step 4: Simplify right side
    835,399.40x = 522,733,686,330.59
  5. Step 5: Solve for x
    x = 522,733,686,330.59/835,399.40
  6. Step 6: Final answer
    x = 625,729.07

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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.