Home / 909,396.96-1,254,951.24-501,536.50

Finding the Fourth Proportional to 909,396.96, 1,254,951.24 and 501,536.50

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Solution

The fourth proportional to 909,396.96, 1,254,951.24 and 501,536.50 is: 692,111.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,396.96 : 1,254,951.24 = 501,536.50 : x
  2. Step 2: Convert to fraction form
    909,396.96/1,254,951.24 = 501,536.50/x
  3. Step 3: Cross multiply
    909,396.96x = 1,254,951.24 × 501,536.50
  4. Step 4: Simplify right side
    909,396.96x = 629,403,852,580.26
  5. Step 5: Solve for x
    x = 629,403,852,580.26/909,396.96
  6. Step 6: Final answer
    x = 692,111.23

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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.