Home / 464,948.53-641,602.25-260,980.45

Finding the Fourth Proportional to 464,948.53, 641,602.25 and 260,980.45

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Solution

The fourth proportional to 464,948.53, 641,602.25 and 260,980.45 is: 360,138.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,948.53 : 641,602.25 = 260,980.45 : x
  2. Step 2: Convert to fraction form
    464,948.53/641,602.25 = 260,980.45/x
  3. Step 3: Cross multiply
    464,948.53x = 641,602.25 × 260,980.45
  4. Step 4: Simplify right side
    464,948.53x = 167,445,642,621.11
  5. Step 5: Solve for x
    x = 167,445,642,621.11/464,948.53
  6. Step 6: Final answer
    x = 360,138.02

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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.