Home / 532,125.06-734,334.78-290,412.74

Finding the Fourth Proportional to 532,125.06, 734,334.78 and 290,412.74

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Solution

The fourth proportional to 532,125.06, 734,334.78 and 290,412.74 is: 400,770.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,125.06 : 734,334.78 = 290,412.74 : x
  2. Step 2: Convert to fraction form
    532,125.06/734,334.78 = 290,412.74/x
  3. Step 3: Cross multiply
    532,125.06x = 734,334.78 × 290,412.74
  4. Step 4: Simplify right side
    532,125.06x = 213,260,175,537.10
  5. Step 5: Solve for x
    x = 213,260,175,537.10/532,125.06
  6. Step 6: Final answer
    x = 400,770.78

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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.