Home / 385,307.28-577,962.54-104,824.26

Finding the Fourth Proportional to 385,307.28, 577,962.54 and 104,824.26

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Solution

The fourth proportional to 385,307.28, 577,962.54 and 104,824.26 is: 157,236.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,307.28 : 577,962.54 = 104,824.26 : x
  2. Step 2: Convert to fraction form
    385,307.28/577,962.54 = 104,824.26/x
  3. Step 3: Cross multiply
    385,307.28x = 577,962.54 × 104,824.26
  4. Step 4: Simplify right side
    385,307.28x = 60,584,495,563.22
  5. Step 5: Solve for x
    x = 60,584,495,563.22/385,307.28
  6. Step 6: Final answer
    x = 157,236.83

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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.