Home / 938,047.46-1,406,726.30-322,376.58

Finding the Fourth Proportional to 938,047.46, 1,406,726.30 and 322,376.58

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Solution

The fourth proportional to 938,047.46, 1,406,726.30 and 322,376.58 is: 483,446.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,047.46 : 1,406,726.30 = 322,376.58 : x
  2. Step 2: Convert to fraction form
    938,047.46/1,406,726.30 = 322,376.58/x
  3. Step 3: Cross multiply
    938,047.46x = 1,406,726.30 × 322,376.58
  4. Step 4: Simplify right side
    938,047.46x = 453,495,613,590.05
  5. Step 5: Solve for x
    x = 453,495,613,590.05/938,047.46
  6. Step 6: Final answer
    x = 483,446.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.