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Finding the Fourth Proportional to 559,508.97, 839,430.50 and 526,089.45

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Solution

The fourth proportional to 559,508.97, 839,430.50 and 526,089.45 is: 789,291.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,508.97 : 839,430.50 = 526,089.45 : x
  2. Step 2: Convert to fraction form
    559,508.97/839,430.50 = 526,089.45/x
  3. Step 3: Cross multiply
    559,508.97x = 839,430.50 × 526,089.45
  4. Step 4: Simplify right side
    559,508.97x = 441,615,527,427.78
  5. Step 5: Solve for x
    x = 441,615,527,427.78/559,508.97
  6. Step 6: Final answer
    x = 789,291.24

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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.