Home / 882,005.70-1,323,008.55-384,341.70

Finding the Fourth Proportional to 882,005.70, 1,323,008.55 and 384,341.70

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Solution

The fourth proportional to 882,005.70, 1,323,008.55 and 384,341.70 is: 576,512.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,005.70 : 1,323,008.55 = 384,341.70 : x
  2. Step 2: Convert to fraction form
    882,005.70/1,323,008.55 = 384,341.70/x
  3. Step 3: Cross multiply
    882,005.70x = 1,323,008.55 × 384,341.70
  4. Step 4: Simplify right side
    882,005.70x = 508,487,355,221.54
  5. Step 5: Solve for x
    x = 508,487,355,221.54/882,005.70
  6. Step 6: Final answer
    x = 576,512.55

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Similar ratio
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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.