Home / 948,880.08-1,309,493.52-519,197.76

Finding the Fourth Proportional to 948,880.08, 1,309,493.52 and 519,197.76

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Solution

The fourth proportional to 948,880.08, 1,309,493.52 and 519,197.76 is: 716,514.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,880.08 : 1,309,493.52 = 519,197.76 : x
  2. Step 2: Convert to fraction form
    948,880.08/1,309,493.52 = 519,197.76/x
  3. Step 3: Cross multiply
    948,880.08x = 1,309,493.52 × 519,197.76
  4. Step 4: Simplify right side
    948,880.08x = 679,886,102,318.52
  5. Step 5: Solve for x
    x = 679,886,102,318.52/948,880.08
  6. Step 6: Final answer
    x = 716,514.25

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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.