Home / 508,621.63-702,480.38-334,968.10

Finding the Fourth Proportional to 508,621.63, 702,480.38 and 334,968.10

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Solution

The fourth proportional to 508,621.63, 702,480.38 and 334,968.10 is: 462,639.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,621.63 : 702,480.38 = 334,968.10 : x
  2. Step 2: Convert to fraction form
    508,621.63/702,480.38 = 334,968.10/x
  3. Step 3: Cross multiply
    508,621.63x = 702,480.38 × 334,968.10
  4. Step 4: Simplify right side
    508,621.63x = 235,308,520,580.48
  5. Step 5: Solve for x
    x = 235,308,520,580.48/508,621.63
  6. Step 6: Final answer
    x = 462,639.63

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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.