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Finding the Fourth Proportional to 370,110.76, 555,083.06 and 170,239.16

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Solution

The fourth proportional to 370,110.76, 555,083.06 and 170,239.16 is: 255,320.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,110.76 : 555,083.06 = 170,239.16 : x
  2. Step 2: Convert to fraction form
    370,110.76/555,083.06 = 170,239.16/x
  3. Step 3: Cross multiply
    370,110.76x = 555,083.06 × 170,239.16
  4. Step 4: Simplify right side
    370,110.76x = 94,496,873,864.63
  5. Step 5: Solve for x
    x = 94,496,873,864.63/370,110.76
  6. Step 6: Final answer
    x = 255,320.53

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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.