Home / 940,687.60-1,298,173.04-510,992.32

Finding the Fourth Proportional to 940,687.60, 1,298,173.04 and 510,992.32

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Solution

The fourth proportional to 940,687.60, 1,298,173.04 and 510,992.32 is: 705,182.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,687.60 : 1,298,173.04 = 510,992.32 : x
  2. Step 2: Convert to fraction form
    940,687.60/1,298,173.04 = 510,992.32/x
  3. Step 3: Cross multiply
    940,687.60x = 1,298,173.04 × 510,992.32
  4. Step 4: Simplify right side
    940,687.60x = 663,356,452,020.95
  5. Step 5: Solve for x
    x = 663,356,452,020.95/940,687.60
  6. Step 6: Final answer
    x = 705,182.52

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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.