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Finding the Fourth Proportional to 594,535.46, 820,671.69 and 352,818

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Solution

The fourth proportional to 594,535.46, 820,671.69 and 352,818 is: 487,015.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,535.46 : 820,671.69 = 352,818 : x
  2. Step 2: Convert to fraction form
    594,535.46/820,671.69 = 352,818/x
  3. Step 3: Cross multiply
    594,535.46x = 820,671.69 × 352,818
  4. Step 4: Simplify right side
    594,535.46x = 289,547,744,322.42
  5. Step 5: Solve for x
    x = 289,547,744,322.42/594,535.46
  6. Step 6: Final answer
    x = 487,015.10

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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.