Home / 531,427.10-733,316.22-298,829.39

Finding the Fourth Proportional to 531,427.10, 733,316.22 and 298,829.39

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Solution

The fourth proportional to 531,427.10, 733,316.22 and 298,829.39 is: 412,354.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,427.10 : 733,316.22 = 298,829.39 : x
  2. Step 2: Convert to fraction form
    531,427.10/733,316.22 = 298,829.39/x
  3. Step 3: Cross multiply
    531,427.10x = 733,316.22 × 298,829.39
  4. Step 4: Simplify right side
    531,427.10x = 219,136,435,033.13
  5. Step 5: Solve for x
    x = 219,136,435,033.13/531,427.10
  6. Step 6: Final answer
    x = 412,354.65

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1.5x scale

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.