Home / 736,800.15-1,103,885.40-399,625.73

Finding the Fourth Proportional to 736,800.15, 1,103,885.40 and 399,625.73

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Solution

The fourth proportional to 736,800.15, 1,103,885.40 and 399,625.73 is: 598,725.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,800.15 : 1,103,885.40 = 399,625.73 : x
  2. Step 2: Convert to fraction form
    736,800.15/1,103,885.40 = 399,625.73/x
  3. Step 3: Cross multiply
    736,800.15x = 1,103,885.40 × 399,625.73
  4. Step 4: Simplify right side
    736,800.15x = 441,141,005,263.45
  5. Step 5: Solve for x
    x = 441,141,005,263.45/736,800.15
  6. Step 6: Final answer
    x = 598,725.46

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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.