Home / 1,476,169.20-2,214,253.80-478,897.20

Finding the Fourth Proportional to 1,476,169.20, 2,214,253.80 and 478,897.20

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Solution

The fourth proportional to 1,476,169.20, 2,214,253.80 and 478,897.20 is: 718,345.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,169.20 : 2,214,253.80 = 478,897.20 : x
  2. Step 2: Convert to fraction form
    1,476,169.20/2,214,253.80 = 478,897.20/x
  3. Step 3: Cross multiply
    1,476,169.20x = 2,214,253.80 × 478,897.20
  4. Step 4: Simplify right side
    1,476,169.20x = 1,060,399,944,909.36
  5. Step 5: Solve for x
    x = 1,060,399,944,909.36/1,476,169.20
  6. Step 6: Final answer
    x = 718,345.80

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1.5x scale

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.