Home / 909,293.32-1,364,333.34-488,077.48

Finding the Fourth Proportional to 909,293.32, 1,364,333.34 and 488,077.48

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Solution

The fourth proportional to 909,293.32, 1,364,333.34 and 488,077.48 is: 732,327.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,293.32 : 1,364,333.34 = 488,077.48 : x
  2. Step 2: Convert to fraction form
    909,293.32/1,364,333.34 = 488,077.48/x
  3. Step 3: Cross multiply
    909,293.32x = 1,364,333.34 × 488,077.48
  4. Step 4: Simplify right side
    909,293.32x = 665,900,378,467.18
  5. Step 5: Solve for x
    x = 665,900,378,467.18/909,293.32
  6. Step 6: Final answer
    x = 732,327.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.