Home / 532,550.95-734,926.15-290,840.63

Finding the Fourth Proportional to 532,550.95, 734,926.15 and 290,840.63

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Solution

The fourth proportional to 532,550.95, 734,926.15 and 290,840.63 is: 401,363.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,550.95 : 734,926.15 = 290,840.63 : x
  2. Step 2: Convert to fraction form
    532,550.95/734,926.15 = 290,840.63/x
  3. Step 3: Cross multiply
    532,550.95x = 734,926.15 × 290,840.63
  4. Step 4: Simplify right side
    532,550.95x = 213,746,384,469.48
  5. Step 5: Solve for x
    x = 213,746,384,469.48/532,550.95
  6. Step 6: Final answer
    x = 401,363.26

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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.