Home / 532,401.02-734,729.63-302,991.30

Finding the Fourth Proportional to 532,401.02, 734,729.63 and 302,991.30

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Solution

The fourth proportional to 532,401.02, 734,729.63 and 302,991.30 is: 418,137.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,401.02 : 734,729.63 = 302,991.30 : x
  2. Step 2: Convert to fraction form
    532,401.02/734,729.63 = 302,991.30/x
  3. Step 3: Cross multiply
    532,401.02x = 734,729.63 × 302,991.30
  4. Step 4: Simplify right side
    532,401.02x = 222,616,684,227.26
  5. Step 5: Solve for x
    x = 222,616,684,227.26/532,401.02
  6. Step 6: Final answer
    x = 418,137.22

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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.