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Finding the Fourth Proportional to 469,579, 704,479.07 and 373,878.18

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Solution

The fourth proportional to 469,579, 704,479.07 and 373,878.18 is: 560,905.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,579 : 704,479.07 = 373,878.18 : x
  2. Step 2: Convert to fraction form
    469,579/704,479.07 = 373,878.18/x
  3. Step 3: Cross multiply
    469,579x = 704,479.07 × 373,878.18
  4. Step 4: Simplify right side
    469,579x = 263,389,352,539.69
  5. Step 5: Solve for x
    x = 263,389,352,539.69/469,579
  6. Step 6: Final answer
    x = 560,905.31

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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.