Home / 739,094.63-1,019,953.01-399,565.31

Finding the Fourth Proportional to 739,094.63, 1,019,953.01 and 399,565.31

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Solution

The fourth proportional to 739,094.63, 1,019,953.01 and 399,565.31 is: 551,401.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,094.63 : 1,019,953.01 = 399,565.31 : x
  2. Step 2: Convert to fraction form
    739,094.63/1,019,953.01 = 399,565.31/x
  3. Step 3: Cross multiply
    739,094.63x = 1,019,953.01 × 399,565.31
  4. Step 4: Simplify right side
    739,094.63x = 407,537,836,525.23
  5. Step 5: Solve for x
    x = 407,537,836,525.23/739,094.63
  6. Step 6: Final answer
    x = 551,401.43

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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.