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Finding the Fourth Proportional to 262,671.95, 394,041.98 and 120,482.93

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Solution

The fourth proportional to 262,671.95, 394,041.98 and 120,482.93 is: 180,740.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,671.95 : 394,041.98 = 120,482.93 : x
  2. Step 2: Convert to fraction form
    262,671.95/394,041.98 = 120,482.93/x
  3. Step 3: Cross multiply
    262,671.95x = 394,041.98 × 120,482.93
  4. Step 4: Simplify right side
    262,671.95x = 47,475,331,690.99
  5. Step 5: Solve for x
    x = 47,475,331,690.99/262,671.95
  6. Step 6: Final answer
    x = 180,740.01

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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.