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Finding the Fourth Proportional to 646,952.96, 892,783.23 and 360,466.85

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Solution

The fourth proportional to 646,952.96, 892,783.23 and 360,466.85 is: 497,437.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,952.96 : 892,783.23 = 360,466.85 : x
  2. Step 2: Convert to fraction form
    646,952.96/892,783.23 = 360,466.85/x
  3. Step 3: Cross multiply
    646,952.96x = 892,783.23 × 360,466.85
  4. Step 4: Simplify right side
    646,952.96x = 321,818,758,650.93
  5. Step 5: Solve for x
    x = 321,818,758,650.93/646,952.96
  6. Step 6: Final answer
    x = 497,437.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.