Home / 708,128.64-1,062,506.90-371,089.17

Finding the Fourth Proportional to 708,128.64, 1,062,506.90 and 371,089.17

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Solution

The fourth proportional to 708,128.64, 1,062,506.90 and 371,089.17 is: 556,798.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,128.64 : 1,062,506.90 = 371,089.17 : x
  2. Step 2: Convert to fraction form
    708,128.64/1,062,506.90 = 371,089.17/x
  3. Step 3: Cross multiply
    708,128.64x = 1,062,506.90 × 371,089.17
  4. Step 4: Simplify right side
    708,128.64x = 394,284,801,784.83
  5. Step 5: Solve for x
    x = 394,284,801,784.83/708,128.64
  6. Step 6: Final answer
    x = 556,798.27

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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.