Home / 593,280.60-818,501.24-438,603.30

Finding the Fourth Proportional to 593,280.60, 818,501.24 and 438,603.30

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Solution

The fourth proportional to 593,280.60, 818,501.24 and 438,603.30 is: 605,105.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,280.60 : 818,501.24 = 438,603.30 : x
  2. Step 2: Convert to fraction form
    593,280.60/818,501.24 = 438,603.30/x
  3. Step 3: Cross multiply
    593,280.60x = 818,501.24 × 438,603.30
  4. Step 4: Simplify right side
    593,280.60x = 358,997,342,725.08
  5. Step 5: Solve for x
    x = 358,997,342,725.08/593,280.60
  6. Step 6: Final answer
    x = 605,105.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.