Home / 882,005.80-1,323,699.90-408,749.80

Finding the Fourth Proportional to 882,005.80, 1,323,699.90 and 408,749.80

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Solution

The fourth proportional to 882,005.80, 1,323,699.90 and 408,749.80 is: 613,445.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,005.80 : 1,323,699.90 = 408,749.80 : x
  2. Step 2: Convert to fraction form
    882,005.80/1,323,699.90 = 408,749.80/x
  3. Step 3: Cross multiply
    882,005.80x = 1,323,699.90 × 408,749.80
  4. Step 4: Simplify right side
    882,005.80x = 541,062,069,385.02
  5. Step 5: Solve for x
    x = 541,062,069,385.02/882,005.80
  6. Step 6: Final answer
    x = 613,445.02

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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.