Home / 835,352.90-1,152,788.12-453,379.68

Finding the Fourth Proportional to 835,352.90, 1,152,788.12 and 453,379.68

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Solution

The fourth proportional to 835,352.90, 1,152,788.12 and 453,379.68 is: 625,664.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,352.90 : 1,152,788.12 = 453,379.68 : x
  2. Step 2: Convert to fraction form
    835,352.90/1,152,788.12 = 453,379.68/x
  3. Step 3: Cross multiply
    835,352.90x = 1,152,788.12 × 453,379.68
  4. Step 4: Simplify right side
    835,352.90x = 522,650,706,686.50
  5. Step 5: Solve for x
    x = 522,650,706,686.50/835,352.90
  6. Step 6: Final answer
    x = 625,664.57

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Double scale
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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.