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Finding the Fourth Proportional to 404,644.69, 607,045.08 and 155,307.25

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Solution

The fourth proportional to 404,644.69, 607,045.08 and 155,307.25 is: 232,990.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,644.69 : 607,045.08 = 155,307.25 : x
  2. Step 2: Convert to fraction form
    404,644.69/607,045.08 = 155,307.25/x
  3. Step 3: Cross multiply
    404,644.69x = 607,045.08 × 155,307.25
  4. Step 4: Simplify right side
    404,644.69x = 94,278,502,000.83
  5. Step 5: Solve for x
    x = 94,278,502,000.83/404,644.69
  6. Step 6: Final answer
    x = 232,990.83

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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.