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Finding the Fourth Proportional to 448,598.61, 670,852.42 and 334,826.66

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Solution

The fourth proportional to 448,598.61, 670,852.42 and 334,826.66 is: 500,713.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,598.61 : 670,852.42 = 334,826.66 : x
  2. Step 2: Convert to fraction form
    448,598.61/670,852.42 = 334,826.66/x
  3. Step 3: Cross multiply
    448,598.61x = 670,852.42 × 334,826.66
  4. Step 4: Simplify right side
    448,598.61x = 224,619,275,141.52
  5. Step 5: Solve for x
    x = 224,619,275,141.52/448,598.61
  6. Step 6: Final answer
    x = 500,713.27

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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.