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Finding the Fourth Proportional to 675,907.02, 932,737.59 and 369,975.90

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Solution

The fourth proportional to 675,907.02, 932,737.59 and 369,975.90 is: 510,559.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,907.02 : 932,737.59 = 369,975.90 : x
  2. Step 2: Convert to fraction form
    675,907.02/932,737.59 = 369,975.90/x
  3. Step 3: Cross multiply
    675,907.02x = 932,737.59 × 369,975.90
  4. Step 4: Simplify right side
    675,907.02x = 345,090,429,324.08
  5. Step 5: Solve for x
    x = 345,090,429,324.08/675,907.02
  6. Step 6: Final answer
    x = 510,559.03

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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.