Home / 790,478.08-1,184,866.80-341,410.12

Finding the Fourth Proportional to 790,478.08, 1,184,866.80 and 341,410.12

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Solution

The fourth proportional to 790,478.08, 1,184,866.80 and 341,410.12 is: 511,747.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,478.08 : 1,184,866.80 = 341,410.12 : x
  2. Step 2: Convert to fraction form
    790,478.08/1,184,866.80 = 341,410.12/x
  3. Step 3: Cross multiply
    790,478.08x = 1,184,866.80 × 341,410.12
  4. Step 4: Simplify right side
    790,478.08x = 404,525,516,372.02
  5. Step 5: Solve for x
    x = 404,525,516,372.02/790,478.08
  6. Step 6: Final answer
    x = 511,747.92

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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.