Home / 835,403.70-1,152,858.45-453,430.50

Finding the Fourth Proportional to 835,403.70, 1,152,858.45 and 453,430.50

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Solution

The fourth proportional to 835,403.70, 1,152,858.45 and 453,430.50 is: 625,734.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,403.70 : 1,152,858.45 = 453,430.50 : x
  2. Step 2: Convert to fraction form
    835,403.70/1,152,858.45 = 453,430.50/x
  3. Step 3: Cross multiply
    835,403.70x = 1,152,858.45 × 453,430.50
  4. Step 4: Simplify right side
    835,403.70x = 522,741,183,412.73
  5. Step 5: Solve for x
    x = 522,741,183,412.73/835,403.70
  6. Step 6: Final answer
    x = 625,734.82

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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.