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Finding the Fourth Proportional to 532,122.32, 734,345.96 and 302,673.68

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Solution

The fourth proportional to 532,122.32, 734,345.96 and 302,673.68 is: 417,699.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,122.32 : 734,345.96 = 302,673.68 : x
  2. Step 2: Convert to fraction form
    532,122.32/734,345.96 = 302,673.68/x
  3. Step 3: Cross multiply
    532,122.32x = 734,345.96 × 302,673.68
  4. Step 4: Simplify right side
    532,122.32x = 222,267,194,106.33
  5. Step 5: Solve for x
    x = 222,267,194,106.33/532,122.32
  6. Step 6: Final answer
    x = 417,699.44

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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.