Home / 535,247.13-738,642.06-293,531.40

Finding the Fourth Proportional to 535,247.13, 738,642.06 and 293,531.40

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Solution

The fourth proportional to 535,247.13, 738,642.06 and 293,531.40 is: 405,073.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,247.13 : 738,642.06 = 293,531.40 : x
  2. Step 2: Convert to fraction form
    535,247.13/738,642.06 = 293,531.40/x
  3. Step 3: Cross multiply
    535,247.13x = 738,642.06 × 293,531.40
  4. Step 4: Simplify right side
    535,247.13x = 216,814,637,970.68
  5. Step 5: Solve for x
    x = 216,814,637,970.68/535,247.13
  6. Step 6: Final answer
    x = 405,073.89

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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.