Home / 578,034.36-797,960.16-434,849.04

Finding the Fourth Proportional to 578,034.36, 797,960.16 and 434,849.04

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Solution

The fourth proportional to 578,034.36, 797,960.16 and 434,849.04 is: 600,296.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,034.36 : 797,960.16 = 434,849.04 : x
  2. Step 2: Convert to fraction form
    578,034.36/797,960.16 = 434,849.04/x
  3. Step 3: Cross multiply
    578,034.36x = 797,960.16 × 434,849.04
  4. Step 4: Simplify right side
    578,034.36x = 346,992,209,534.25
  5. Step 5: Solve for x
    x = 346,992,209,534.25/578,034.36
  6. Step 6: Final answer
    x = 600,296.86

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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.