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Finding the Fourth Proportional to 306,032.10, 459,048.15 and 294,368.10

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Solution

The fourth proportional to 306,032.10, 459,048.15 and 294,368.10 is: 441,552.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,032.10 : 459,048.15 = 294,368.10 : x
  2. Step 2: Convert to fraction form
    306,032.10/459,048.15 = 294,368.10/x
  3. Step 3: Cross multiply
    306,032.10x = 459,048.15 × 294,368.10
  4. Step 4: Simplify right side
    306,032.10x = 135,129,131,724.02
  5. Step 5: Solve for x
    x = 135,129,131,724.02/306,032.10
  6. Step 6: Final answer
    x = 441,552.15

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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.