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Finding the Fourth Proportional to 594,565.32, 820,266.57 and 339,779.82

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Solution

The fourth proportional to 594,565.32, 820,266.57 and 339,779.82 is: 468,762.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,565.32 : 820,266.57 = 339,779.82 : x
  2. Step 2: Convert to fraction form
    594,565.32/820,266.57 = 339,779.82/x
  3. Step 3: Cross multiply
    594,565.32x = 820,266.57 × 339,779.82
  4. Step 4: Simplify right side
    594,565.32x = 278,710,027,506.62
  5. Step 5: Solve for x
    x = 278,710,027,506.62/594,565.32
  6. Step 6: Final answer
    x = 468,762.67

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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.