Home / 608,565.47-839,616.38-350,436.85

Finding the Fourth Proportional to 608,565.47, 839,616.38 and 350,436.85

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Solution

The fourth proportional to 608,565.47, 839,616.38 and 350,436.85 is: 483,485.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,565.47 : 839,616.38 = 350,436.85 : x
  2. Step 2: Convert to fraction form
    608,565.47/839,616.38 = 350,436.85/x
  3. Step 3: Cross multiply
    608,565.47x = 839,616.38 × 350,436.85
  4. Step 4: Simplify right side
    608,565.47x = 294,232,519,415.60
  5. Step 5: Solve for x
    x = 294,232,519,415.60/608,565.47
  6. Step 6: Final answer
    x = 483,485.40

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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.