Home / 380,746.12-570,971.56-203,156.24

Finding the Fourth Proportional to 380,746.12, 570,971.56 and 203,156.24

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Solution

The fourth proportional to 380,746.12, 570,971.56 and 203,156.24 is: 304,655.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,746.12 : 570,971.56 = 203,156.24 : x
  2. Step 2: Convert to fraction form
    380,746.12/570,971.56 = 203,156.24/x
  3. Step 3: Cross multiply
    380,746.12x = 570,971.56 × 203,156.24
  4. Step 4: Simplify right side
    380,746.12x = 115,996,435,276.53
  5. Step 5: Solve for x
    x = 115,996,435,276.53/380,746.12
  6. Step 6: Final answer
    x = 304,655.59

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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.