Home / 370,922.76-556,420.74-104,685.57

Finding the Fourth Proportional to 370,922.76, 556,420.74 and 104,685.57

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Solution

The fourth proportional to 370,922.76, 556,420.74 and 104,685.57 is: 157,038.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,922.76 : 556,420.74 = 104,685.57 : x
  2. Step 2: Convert to fraction form
    370,922.76/556,420.74 = 104,685.57/x
  3. Step 3: Cross multiply
    370,922.76x = 556,420.74 × 104,685.57
  4. Step 4: Simplify right side
    370,922.76x = 58,249,222,326.72
  5. Step 5: Solve for x
    x = 58,249,222,326.72/370,922.76
  6. Step 6: Final answer
    x = 157,038.68

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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.