Home / 371,270.18-556,900.56-118,547.46

Finding the Fourth Proportional to 371,270.18, 556,900.56 and 118,547.46

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Solution

The fourth proportional to 371,270.18, 556,900.56 and 118,547.46 is: 177,819.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,270.18 : 556,900.56 = 118,547.46 : x
  2. Step 2: Convert to fraction form
    371,270.18/556,900.56 = 118,547.46/x
  3. Step 3: Cross multiply
    371,270.18x = 556,900.56 × 118,547.46
  4. Step 4: Simplify right side
    371,270.18x = 66,019,146,860.58
  5. Step 5: Solve for x
    x = 66,019,146,860.58/371,270.18
  6. Step 6: Final answer
    x = 177,819.69

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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.