Home / 903,003.93-1,246,169.21-510,505.65

Finding the Fourth Proportional to 903,003.93, 1,246,169.21 and 510,505.65

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Solution

The fourth proportional to 903,003.93, 1,246,169.21 and 510,505.65 is: 704,511.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,003.93 : 1,246,169.21 = 510,505.65 : x
  2. Step 2: Convert to fraction form
    903,003.93/1,246,169.21 = 510,505.65/x
  3. Step 3: Cross multiply
    903,003.93x = 1,246,169.21 × 510,505.65
  4. Step 4: Simplify right side
    903,003.93x = 636,176,420,008.51
  5. Step 5: Solve for x
    x = 636,176,420,008.51/903,003.93
  6. Step 6: Final answer
    x = 704,511.24

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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.