Home / 464,276.18-696,514.54-144,421.98

Finding the Fourth Proportional to 464,276.18, 696,514.54 and 144,421.98

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Solution

The fourth proportional to 464,276.18, 696,514.54 and 144,421.98 is: 216,664.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,276.18 : 696,514.54 = 144,421.98 : x
  2. Step 2: Convert to fraction form
    464,276.18/696,514.54 = 144,421.98/x
  3. Step 3: Cross multiply
    464,276.18x = 696,514.54 × 144,421.98
  4. Step 4: Simplify right side
    464,276.18x = 100,592,008,965.59
  5. Step 5: Solve for x
    x = 100,592,008,965.59/464,276.18
  6. Step 6: Final answer
    x = 216,664.16

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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.