Home / 948,549.24-1,309,029.06-518,829.30

Finding the Fourth Proportional to 948,549.24, 1,309,029.06 and 518,829.30

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Solution

The fourth proportional to 948,549.24, 1,309,029.06 and 518,829.30 is: 716,001.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,549.24 : 1,309,029.06 = 518,829.30 : x
  2. Step 2: Convert to fraction form
    948,549.24/1,309,029.06 = 518,829.30/x
  3. Step 3: Cross multiply
    948,549.24x = 1,309,029.06 × 518,829.30
  4. Step 4: Simplify right side
    948,549.24x = 679,162,630,879.46
  5. Step 5: Solve for x
    x = 679,162,630,879.46/948,549.24
  6. Step 6: Final answer
    x = 716,001.45

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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.