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Finding the Fourth Proportional to 670,231.30, 924,925.77 and 364,307.49

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Solution

The fourth proportional to 670,231.30, 924,925.77 and 364,307.49 is: 502,747.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,231.30 : 924,925.77 = 364,307.49 : x
  2. Step 2: Convert to fraction form
    670,231.30/924,925.77 = 364,307.49/x
  3. Step 3: Cross multiply
    670,231.30x = 924,925.77 × 364,307.49
  4. Step 4: Simplify right side
    670,231.30x = 336,957,385,039.64
  5. Step 5: Solve for x
    x = 336,957,385,039.64/670,231.30
  6. Step 6: Final answer
    x = 502,747.91

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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.