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Finding the Fourth Proportional to 594,317.32, 820,154.37 and 322,385.74

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Solution

The fourth proportional to 594,317.32, 820,154.37 and 322,385.74 is: 444,890.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,317.32 : 820,154.37 = 322,385.74 : x
  2. Step 2: Convert to fraction form
    594,317.32/820,154.37 = 322,385.74/x
  3. Step 3: Cross multiply
    594,317.32x = 820,154.37 × 322,385.74
  4. Step 4: Simplify right side
    594,317.32x = 264,406,073,486.68
  5. Step 5: Solve for x
    x = 264,406,073,486.68/594,317.32
  6. Step 6: Final answer
    x = 444,890.41

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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.