Home / 607,025.20-909,808.80-251,856.40

Finding the Fourth Proportional to 607,025.20, 909,808.80 and 251,856.40

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Solution

The fourth proportional to 607,025.20, 909,808.80 and 251,856.40 is: 377,482.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,025.20 : 909,808.80 = 251,856.40 : x
  2. Step 2: Convert to fraction form
    607,025.20/909,808.80 = 251,856.40/x
  3. Step 3: Cross multiply
    607,025.20x = 909,808.80 × 251,856.40
  4. Step 4: Simplify right side
    607,025.20x = 229,141,169,056.32
  5. Step 5: Solve for x
    x = 229,141,169,056.32/607,025.20
  6. Step 6: Final answer
    x = 377,482.14

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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.