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Finding the Fourth Proportional to 559,587.51, 839,544.72 and 180,499.85

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Solution

The fourth proportional to 559,587.51, 839,544.72 and 180,499.85 is: 270,802.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,587.51 : 839,544.72 = 180,499.85 : x
  2. Step 2: Convert to fraction form
    559,587.51/839,544.72 = 180,499.85/x
  3. Step 3: Cross multiply
    559,587.51x = 839,544.72 × 180,499.85
  4. Step 4: Simplify right side
    559,587.51x = 151,537,696,028.29
  5. Step 5: Solve for x
    x = 151,537,696,028.29/559,587.51
  6. Step 6: Final answer
    x = 270,802.50

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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.