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Finding the Fourth Proportional to 304,762.10, 456,707.57 and 171,362.39

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Solution

The fourth proportional to 304,762.10, 456,707.57 and 171,362.39 is: 256,798.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,762.10 : 456,707.57 = 171,362.39 : x
  2. Step 2: Convert to fraction form
    304,762.10/456,707.57 = 171,362.39/x
  3. Step 3: Cross multiply
    304,762.10x = 456,707.57 × 171,362.39
  4. Step 4: Simplify right side
    304,762.10x = 78,262,497,585.94
  5. Step 5: Solve for x
    x = 78,262,497,585.94/304,762.10
  6. Step 6: Final answer
    x = 256,798.66

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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.