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Finding the Fourth Proportional to 370,699.32, 555,618.78 and 170,599.56

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Solution

The fourth proportional to 370,699.32, 555,618.78 and 170,599.56 is: 255,701.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,699.32 : 555,618.78 = 170,599.56 : x
  2. Step 2: Convert to fraction form
    370,699.32/555,618.78 = 170,599.56/x
  3. Step 3: Cross multiply
    370,699.32x = 555,618.78 × 170,599.56
  4. Step 4: Simplify right side
    370,699.32x = 94,788,319,395.74
  5. Step 5: Solve for x
    x = 94,788,319,395.74/370,699.32
  6. Step 6: Final answer
    x = 255,701.36

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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.