Home / 909,048.93-1,254,497.18-501,165.36

Finding the Fourth Proportional to 909,048.93, 1,254,497.18 and 501,165.36

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Solution

The fourth proportional to 909,048.93, 1,254,497.18 and 501,165.36 is: 691,613.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,048.93 : 1,254,497.18 = 501,165.36 : x
  2. Step 2: Convert to fraction form
    909,048.93/1,254,497.18 = 501,165.36/x
  3. Step 3: Cross multiply
    909,048.93x = 1,254,497.18 × 501,165.36
  4. Step 4: Simplify right side
    909,048.93x = 628,710,530,833.69
  5. Step 5: Solve for x
    x = 628,710,530,833.69/909,048.93
  6. Step 6: Final answer
    x = 691,613.52

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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.