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Finding the Fourth Proportional to 539,007.30, 808,802.55 and 223,496.10

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Solution

The fourth proportional to 539,007.30, 808,802.55 and 223,496.10 is: 335,365.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,007.30 : 808,802.55 = 223,496.10 : x
  2. Step 2: Convert to fraction form
    539,007.30/808,802.55 = 223,496.10/x
  3. Step 3: Cross multiply
    539,007.30x = 808,802.55 × 223,496.10
  4. Step 4: Simplify right side
    539,007.30x = 180,764,215,595.06
  5. Step 5: Solve for x
    x = 180,764,215,595.06/539,007.30
  6. Step 6: Final answer
    x = 335,365.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.