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Finding the Fourth Proportional to 737,963.64, 1,018,041.81 and 431,852.34

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Solution

The fourth proportional to 737,963.64, 1,018,041.81 and 431,852.34 is: 595,752.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,963.64 : 1,018,041.81 = 431,852.34 : x
  2. Step 2: Convert to fraction form
    737,963.64/1,018,041.81 = 431,852.34/x
  3. Step 3: Cross multiply
    737,963.64x = 1,018,041.81 × 431,852.34
  4. Step 4: Simplify right side
    737,963.64x = 439,643,737,866.34
  5. Step 5: Solve for x
    x = 439,643,737,866.34/737,963.64
  6. Step 6: Final answer
    x = 595,752.57

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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.