Home / 607,024.20-909,807.30-251,855.40

Finding the Fourth Proportional to 607,024.20, 909,807.30 and 251,855.40

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Solution

The fourth proportional to 607,024.20, 909,807.30 and 251,855.40 is: 377,480.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,024.20 : 909,807.30 = 251,855.40 : x
  2. Step 2: Convert to fraction form
    607,024.20/909,807.30 = 251,855.40/x
  3. Step 3: Cross multiply
    607,024.20x = 909,807.30 × 251,855.40
  4. Step 4: Simplify right side
    607,024.20x = 229,139,881,464.42
  5. Step 5: Solve for x
    x = 229,139,881,464.42/607,024.20
  6. Step 6: Final answer
    x = 377,480.64

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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.