Home / 909,350.04-1,254,974.59-501,489.12

Finding the Fourth Proportional to 909,350.04, 1,254,974.59 and 501,489.12

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Solution

The fourth proportional to 909,350.04, 1,254,974.59 and 501,489.12 is: 692,094.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,350.04 : 1,254,974.59 = 501,489.12 : x
  2. Step 2: Convert to fraction form
    909,350.04/1,254,974.59 = 501,489.12/x
  3. Step 3: Cross multiply
    909,350.04x = 1,254,974.59 × 501,489.12
  4. Step 4: Simplify right side
    909,350.04x = 629,356,102,761.46
  5. Step 5: Solve for x
    x = 629,356,102,761.46/909,350.04
  6. Step 6: Final answer
    x = 692,094.44

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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.