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Finding the Fourth Proportional to 532,203.36, 734,462.76 and 302,801.28

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Solution

The fourth proportional to 532,203.36, 734,462.76 and 302,801.28 is: 417,878.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,203.36 : 734,462.76 = 302,801.28 : x
  2. Step 2: Convert to fraction form
    532,203.36/734,462.76 = 302,801.28/x
  3. Step 3: Cross multiply
    532,203.36x = 734,462.76 × 302,801.28
  4. Step 4: Simplify right side
    532,203.36x = 222,396,263,840.33
  5. Step 5: Solve for x
    x = 222,396,263,840.33/532,203.36
  6. Step 6: Final answer
    x = 417,878.35

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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.