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Finding the Fourth Proportional to 473,307.36, 653,167.44 and 258,449.04

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Solution

The fourth proportional to 473,307.36, 653,167.44 and 258,449.04 is: 356,661.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,307.36 : 653,167.44 = 258,449.04 : x
  2. Step 2: Convert to fraction form
    473,307.36/653,167.44 = 258,449.04/x
  3. Step 3: Cross multiply
    473,307.36x = 653,167.44 × 258,449.04
  4. Step 4: Simplify right side
    473,307.36x = 168,810,497,827.26
  5. Step 5: Solve for x
    x = 168,810,497,827.26/473,307.36
  6. Step 6: Final answer
    x = 356,661.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.