Home / 807,737.04-1,211,591.88-239,115.69

Finding the Fourth Proportional to 807,737.04, 1,211,591.88 and 239,115.69

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Solution

The fourth proportional to 807,737.04, 1,211,591.88 and 239,115.69 is: 358,669.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,737.04 : 1,211,591.88 = 239,115.69 : x
  2. Step 2: Convert to fraction form
    807,737.04/1,211,591.88 = 239,115.69/x
  3. Step 3: Cross multiply
    807,737.04x = 1,211,591.88 × 239,115.69
  4. Step 4: Simplify right side
    807,737.04x = 289,710,628,384.60
  5. Step 5: Solve for x
    x = 289,710,628,384.60/807,737.04
  6. Step 6: Final answer
    x = 358,669.49

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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.