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Finding the Fourth Proportional to 532,270.29, 734,507.15 and 302,805.93

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Solution

The fourth proportional to 532,270.29, 734,507.15 and 302,805.93 is: 417,857.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,270.29 : 734,507.15 = 302,805.93 : x
  2. Step 2: Convert to fraction form
    532,270.29/734,507.15 = 302,805.93/x
  3. Step 3: Cross multiply
    532,270.29x = 734,507.15 × 302,805.93
  4. Step 4: Simplify right side
    532,270.29x = 222,413,119,133.37
  5. Step 5: Solve for x
    x = 222,413,119,133.37/532,270.29
  6. Step 6: Final answer
    x = 417,857.47

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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.