Home / 835,395.57-1,152,842.98-453,422.35

Finding the Fourth Proportional to 835,395.57, 1,152,842.98 and 453,422.35

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Solution

The fourth proportional to 835,395.57, 1,152,842.98 and 453,422.35 is: 625,721.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,395.57 : 1,152,842.98 = 453,422.35 : x
  2. Step 2: Convert to fraction form
    835,395.57/1,152,842.98 = 453,422.35/x
  3. Step 3: Cross multiply
    835,395.57x = 1,152,842.98 × 453,422.35
  4. Step 4: Simplify right side
    835,395.57x = 522,724,773,172.60
  5. Step 5: Solve for x
    x = 522,724,773,172.60/835,395.57
  6. Step 6: Final answer
    x = 625,721.27

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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.