Home / 909,349.41-1,254,973.73-501,488.49

Finding the Fourth Proportional to 909,349.41, 1,254,973.73 and 501,488.49

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Solution

The fourth proportional to 909,349.41, 1,254,973.73 and 501,488.49 is: 692,093.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,349.41 : 1,254,973.73 = 501,488.49 : x
  2. Step 2: Convert to fraction form
    909,349.41/1,254,973.73 = 501,488.49/x
  3. Step 3: Cross multiply
    909,349.41x = 1,254,973.73 × 501,488.49
  4. Step 4: Simplify right side
    909,349.41x = 629,354,878,339.93
  5. Step 5: Solve for x
    x = 629,354,878,339.93/909,349.41
  6. Step 6: Final answer
    x = 692,093.57

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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.