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Finding the Fourth Proportional to 507,084.92, 759,506.16 and 346,780.98

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Solution

The fourth proportional to 507,084.92, 759,506.16 and 346,780.98 is: 519,404.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,084.92 : 759,506.16 = 346,780.98 : x
  2. Step 2: Convert to fraction form
    507,084.92/759,506.16 = 346,780.98/x
  3. Step 3: Cross multiply
    507,084.92x = 759,506.16 × 346,780.98
  4. Step 4: Simplify right side
    507,084.92x = 263,382,290,480.84
  5. Step 5: Solve for x
    x = 263,382,290,480.84/507,084.92
  6. Step 6: Final answer
    x = 519,404.70

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1.5x scale

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.