Home / 909,048.79-1,254,496.98-501,165.23

Finding the Fourth Proportional to 909,048.79, 1,254,496.98 and 501,165.23

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Solution

The fourth proportional to 909,048.79, 1,254,496.98 and 501,165.23 is: 691,613.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,048.79 : 1,254,496.98 = 501,165.23 : x
  2. Step 2: Convert to fraction form
    909,048.79/1,254,496.98 = 501,165.23/x
  3. Step 3: Cross multiply
    909,048.79x = 1,254,496.98 × 501,165.23
  4. Step 4: Simplify right side
    909,048.79x = 628,710,263,122.89
  5. Step 5: Solve for x
    x = 628,710,263,122.89/909,048.79
  6. Step 6: Final answer
    x = 691,613.33

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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.