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Finding the Fourth Proportional to 462,066.38, 692,133.64 and 371,620.26

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Solution

The fourth proportional to 462,066.38, 692,133.64 and 371,620.26 is: 556,653.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,066.38 : 692,133.64 = 371,620.26 : x
  2. Step 2: Convert to fraction form
    462,066.38/692,133.64 = 371,620.26/x
  3. Step 3: Cross multiply
    462,066.38x = 692,133.64 × 371,620.26
  4. Step 4: Simplify right side
    462,066.38x = 257,210,877,932.78
  5. Step 5: Solve for x
    x = 257,210,877,932.78/462,066.38
  6. Step 6: Final answer
    x = 556,653.53

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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.