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Finding the Fourth Proportional to 515,158.77, 710,301.30 and 333,804.52

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Solution

The fourth proportional to 515,158.77, 710,301.30 and 333,804.52 is: 460,249.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,158.77 : 710,301.30 = 333,804.52 : x
  2. Step 2: Convert to fraction form
    515,158.77/710,301.30 = 333,804.52/x
  3. Step 3: Cross multiply
    515,158.77x = 710,301.30 × 333,804.52
  4. Step 4: Simplify right side
    515,158.77x = 237,101,784,501.88
  5. Step 5: Solve for x
    x = 237,101,784,501.88/515,158.77
  6. Step 6: Final answer
    x = 460,249.92

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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.