Home / 436,330.18-601,839.64-283,094.60

Finding the Fourth Proportional to 436,330.18, 601,839.64 and 283,094.60

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Solution

The fourth proportional to 436,330.18, 601,839.64 and 283,094.60 is: 390,478.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,330.18 : 601,839.64 = 283,094.60 : x
  2. Step 2: Convert to fraction form
    436,330.18/601,839.64 = 283,094.60/x
  3. Step 3: Cross multiply
    436,330.18x = 601,839.64 × 283,094.60
  4. Step 4: Simplify right side
    436,330.18x = 170,377,552,946.81
  5. Step 5: Solve for x
    x = 170,377,552,946.81/436,330.18
  6. Step 6: Final answer
    x = 390,478.50

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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.