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Finding the Fourth Proportional to 652,617.93, 978,953.43 and 310,885.68

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Solution

The fourth proportional to 652,617.93, 978,953.43 and 310,885.68 is: 466,341.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,617.93 : 978,953.43 = 310,885.68 : x
  2. Step 2: Convert to fraction form
    652,617.93/978,953.43 = 310,885.68/x
  3. Step 3: Cross multiply
    652,617.93x = 978,953.43 × 310,885.68
  4. Step 4: Simplify right side
    652,617.93x = 304,342,602,773.88
  5. Step 5: Solve for x
    x = 304,342,602,773.88/652,617.93
  6. Step 6: Final answer
    x = 466,341.16

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.