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Finding the Fourth Proportional to 364,962.21, 547,495.67 and 112,264.02

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Solution

The fourth proportional to 364,962.21, 547,495.67 and 112,264.02 is: 168,412.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,962.21 : 547,495.67 = 112,264.02 : x
  2. Step 2: Convert to fraction form
    364,962.21/547,495.67 = 112,264.02/x
  3. Step 3: Cross multiply
    364,962.21x = 547,495.67 × 112,264.02
  4. Step 4: Simplify right side
    364,962.21x = 61,464,064,285.47
  5. Step 5: Solve for x
    x = 61,464,064,285.47/364,962.21
  6. Step 6: Final answer
    x = 168,412.13

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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.