Home / 370,830.50-556,328.45-157,605.14

Finding the Fourth Proportional to 370,830.50, 556,328.45 and 157,605.14

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Solution

The fourth proportional to 370,830.50, 556,328.45 and 157,605.14 is: 236,442.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,830.50 : 556,328.45 = 157,605.14 : x
  2. Step 2: Convert to fraction form
    370,830.50/556,328.45 = 157,605.14/x
  3. Step 3: Cross multiply
    370,830.50x = 556,328.45 × 157,605.14
  4. Step 4: Simplify right side
    370,830.50x = 87,680,225,033.07
  5. Step 5: Solve for x
    x = 87,680,225,033.07/370,830.50
  6. Step 6: Final answer
    x = 236,442.86

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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.