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Finding the Third Proportional to 335,368.69 and 507,386.53

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Solution

The third proportional to 335,368.69 and 507,386.53 is: 767,636.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,368.69 : 507,386.53 = 507,386.53 : x
  2. Step 2: Convert to fraction form
    335,368.69/507,386.53 = 507,386.53/x
  3. Step 3: Cross multiply
    335,368.69x = 507,386.53 × 507,386.53
  4. Step 4: Simplify right side
    335,368.69x = 257,441,092,093.91
  5. Step 5: Solve for x
    x = 257,441,092,093.91/335,368.69
  6. Step 6: Final answer
    x = 767,636.04

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.