Home / 581,448.72-802,465.74-323,351.40

Finding the Fourth Proportional to 581,448.72, 802,465.74 and 323,351.40

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Solution

The fourth proportional to 581,448.72, 802,465.74 and 323,351.40 is: 446,261.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,448.72 : 802,465.74 = 323,351.40 : x
  2. Step 2: Convert to fraction form
    581,448.72/802,465.74 = 323,351.40/x
  3. Step 3: Cross multiply
    581,448.72x = 802,465.74 × 323,351.40
  4. Step 4: Simplify right side
    581,448.72x = 259,478,420,481.04
  5. Step 5: Solve for x
    x = 259,478,420,481.04/581,448.72
  6. Step 6: Final answer
    x = 446,261.92

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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.