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Finding the Fourth Proportional to 359,907.40, 538,729.02 and 246,926.98

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Solution

The fourth proportional to 359,907.40, 538,729.02 and 246,926.98 is: 369,613.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,907.40 : 538,729.02 = 246,926.98 : x
  2. Step 2: Convert to fraction form
    359,907.40/538,729.02 = 246,926.98/x
  3. Step 3: Cross multiply
    359,907.40x = 538,729.02 × 246,926.98
  4. Step 4: Simplify right side
    359,907.40x = 133,026,729,946.96
  5. Step 5: Solve for x
    x = 133,026,729,946.96/359,907.40
  6. Step 6: Final answer
    x = 369,613.77

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1.5x scale

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.