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Finding the Fourth Proportional to 532,054.07, 734,250.22 and 290,352.25

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Solution

The fourth proportional to 532,054.07, 734,250.22 and 290,352.25 is: 400,694.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,054.07 : 734,250.22 = 290,352.25 : x
  2. Step 2: Convert to fraction form
    532,054.07/734,250.22 = 290,352.25/x
  3. Step 3: Cross multiply
    532,054.07x = 734,250.22 × 290,352.25
  4. Step 4: Simplify right side
    532,054.07x = 213,191,199,501.77
  5. Step 5: Solve for x
    x = 213,191,199,501.77/532,054.07
  6. Step 6: Final answer
    x = 400,694.61

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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.