Home / 450,488.16-621,673.56-246,539.20

Finding the Fourth Proportional to 450,488.16, 621,673.56 and 246,539.20

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Solution

The fourth proportional to 450,488.16, 621,673.56 and 246,539.20 is: 340,224.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,488.16 : 621,673.56 = 246,539.20 : x
  2. Step 2: Convert to fraction form
    450,488.16/621,673.56 = 246,539.20/x
  3. Step 3: Cross multiply
    450,488.16x = 621,673.56 × 246,539.20
  4. Step 4: Simplify right side
    450,488.16x = 153,266,902,143.55
  5. Step 5: Solve for x
    x = 153,266,902,143.55/450,488.16
  6. Step 6: Final answer
    x = 340,224.04

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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.