Home / 856,823.88-1,182,416.96-474,875.27

Finding the Fourth Proportional to 856,823.88, 1,182,416.96 and 474,875.27

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Solution

The fourth proportional to 856,823.88, 1,182,416.96 and 474,875.27 is: 655,327.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,823.88 : 1,182,416.96 = 474,875.27 : x
  2. Step 2: Convert to fraction form
    856,823.88/1,182,416.96 = 474,875.27/x
  3. Step 3: Cross multiply
    856,823.88x = 1,182,416.96 × 474,875.27
  4. Step 4: Simplify right side
    856,823.88x = 561,500,571,060.96
  5. Step 5: Solve for x
    x = 561,500,571,060.96/856,823.88
  6. Step 6: Final answer
    x = 655,327.87

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1.5x scale

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.