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Finding the Fourth Proportional to 670,055.23, 924,685.22 and 364,137.67

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Solution

The fourth proportional to 670,055.23, 924,685.22 and 364,137.67 is: 502,514.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,055.23 : 924,685.22 = 364,137.67 : x
  2. Step 2: Convert to fraction form
    670,055.23/924,685.22 = 364,137.67/x
  3. Step 3: Cross multiply
    670,055.23x = 924,685.22 × 364,137.67
  4. Step 4: Simplify right side
    670,055.23x = 336,712,721,494.24
  5. Step 5: Solve for x
    x = 336,712,721,494.24/670,055.23
  6. Step 6: Final answer
    x = 502,514.88

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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.