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Finding the Fourth Proportional to 514,365.59, 771,266.49 and 159,281.03

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Solution

The fourth proportional to 514,365.59, 771,266.49 and 159,281.03 is: 238,834.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,365.59 : 771,266.49 = 159,281.03 : x
  2. Step 2: Convert to fraction form
    514,365.59/771,266.49 = 159,281.03/x
  3. Step 3: Cross multiply
    514,365.59x = 771,266.49 × 159,281.03
  4. Step 4: Simplify right side
    514,365.59x = 122,848,117,075.35
  5. Step 5: Solve for x
    x = 122,848,117,075.35/514,365.59
  6. Step 6: Final answer
    x = 238,834.25

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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.