Home / 856,758.90-1,182,334.13-474,792.02

Finding the Fourth Proportional to 856,758.90, 1,182,334.13 and 474,792.02

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Solution

The fourth proportional to 856,758.90, 1,182,334.13 and 474,792.02 is: 655,216.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,758.90 : 1,182,334.13 = 474,792.02 : x
  2. Step 2: Convert to fraction form
    856,758.90/1,182,334.13 = 474,792.02/x
  3. Step 3: Cross multiply
    856,758.90x = 1,182,334.13 × 474,792.02
  4. Step 4: Simplify right side
    856,758.90x = 561,362,809,897.64
  5. Step 5: Solve for x
    x = 561,362,809,897.64/856,758.90
  6. Step 6: Final answer
    x = 655,216.78

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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.