Home / 595,016.14-820,919.50-380,280.10

Finding the Fourth Proportional to 595,016.14, 820,919.50 and 380,280.10

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Solution

The fourth proportional to 595,016.14, 820,919.50 and 380,280.10 is: 524,656.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,016.14 : 820,919.50 = 380,280.10 : x
  2. Step 2: Convert to fraction form
    595,016.14/820,919.50 = 380,280.10/x
  3. Step 3: Cross multiply
    595,016.14x = 820,919.50 × 380,280.10
  4. Step 4: Simplify right side
    595,016.14x = 312,179,349,551.95
  5. Step 5: Solve for x
    x = 312,179,349,551.95/595,016.14
  6. Step 6: Final answer
    x = 524,656.94

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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.