Home / 785,354.47-1,178,032.14-224,388.97

Finding the Fourth Proportional to 785,354.47, 1,178,032.14 and 224,388.97

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Solution

The fourth proportional to 785,354.47, 1,178,032.14 and 224,388.97 is: 336,583.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,354.47 : 1,178,032.14 = 224,388.97 : x
  2. Step 2: Convert to fraction form
    785,354.47/1,178,032.14 = 224,388.97/x
  3. Step 3: Cross multiply
    785,354.47x = 1,178,032.14 × 224,388.97
  4. Step 4: Simplify right side
    785,354.47x = 264,337,415,576.42
  5. Step 5: Solve for x
    x = 264,337,415,576.42/785,354.47
  6. Step 6: Final answer
    x = 336,583.58

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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.