Home / 514,296.48-771,567.89-214,610.35

Finding the Fourth Proportional to 514,296.48, 771,567.89 and 214,610.35

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Solution

The fourth proportional to 514,296.48, 771,567.89 and 214,610.35 is: 321,966.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,296.48 : 771,567.89 = 214,610.35 : x
  2. Step 2: Convert to fraction form
    514,296.48/771,567.89 = 214,610.35/x
  3. Step 3: Cross multiply
    514,296.48x = 771,567.89 × 214,610.35
  4. Step 4: Simplify right side
    514,296.48x = 165,586,453,848.61
  5. Step 5: Solve for x
    x = 165,586,453,848.61/514,296.48
  6. Step 6: Final answer
    x = 321,966.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.