Home / 909,070.24-1,254,525.80-501,188.28

Finding the Fourth Proportional to 909,070.24, 1,254,525.80 and 501,188.28

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Solution

The fourth proportional to 909,070.24, 1,254,525.80 and 501,188.28 is: 691,644.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,070.24 : 1,254,525.80 = 501,188.28 : x
  2. Step 2: Convert to fraction form
    909,070.24/1,254,525.80 = 501,188.28/x
  3. Step 3: Cross multiply
    909,070.24x = 1,254,525.80 × 501,188.28
  4. Step 4: Simplify right side
    909,070.24x = 628,753,627,917.62
  5. Step 5: Solve for x
    x = 628,753,627,917.62/909,070.24
  6. Step 6: Final answer
    x = 691,644.72

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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.