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Finding the Fourth Proportional to 469,486.19, 704,236.59 and 114,506.93

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Solution

The fourth proportional to 469,486.19, 704,236.59 and 114,506.93 is: 171,762.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,486.19 : 704,236.59 = 114,506.93 : x
  2. Step 2: Convert to fraction form
    469,486.19/704,236.59 = 114,506.93/x
  3. Step 3: Cross multiply
    469,486.19x = 704,236.59 × 114,506.93
  4. Step 4: Simplify right side
    469,486.19x = 80,639,971,675.16
  5. Step 5: Solve for x
    x = 80,639,971,675.16/469,486.19
  6. Step 6: Final answer
    x = 171,762.18

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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.