Home / 940,694.80-1,298,182.98-510,999.52

Finding the Fourth Proportional to 940,694.80, 1,298,182.98 and 510,999.52

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Solution

The fourth proportional to 940,694.80, 1,298,182.98 and 510,999.52 is: 705,192.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,694.80 : 1,298,182.98 = 510,999.52 : x
  2. Step 2: Convert to fraction form
    940,694.80/1,298,182.98 = 510,999.52/x
  3. Step 3: Cross multiply
    940,694.80x = 1,298,182.98 × 510,999.52
  4. Step 4: Simplify right side
    940,694.80x = 663,370,879,652.17
  5. Step 5: Solve for x
    x = 663,370,879,652.17/940,694.80
  6. Step 6: Final answer
    x = 705,192.46

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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.