Home / 630,856.05-946,050.26-225,985.16

Finding the Fourth Proportional to 630,856.05, 946,050.26 and 225,985.16

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Solution

The fourth proportional to 630,856.05, 946,050.26 and 225,985.16 is: 338,893.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,856.05 : 946,050.26 = 225,985.16 : x
  2. Step 2: Convert to fraction form
    630,856.05/946,050.26 = 225,985.16/x
  3. Step 3: Cross multiply
    630,856.05x = 946,050.26 × 225,985.16
  4. Step 4: Simplify right side
    630,856.05x = 213,793,313,513.97
  5. Step 5: Solve for x
    x = 213,793,313,513.97/630,856.05
  6. Step 6: Final answer
    x = 338,893.97

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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.