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Finding the Fourth Proportional to 695,479.89, 960,090.99 and 466,186.98

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Solution

The fourth proportional to 695,479.89, 960,090.99 and 466,186.98 is: 643,558.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,479.89 : 960,090.99 = 466,186.98 : x
  2. Step 2: Convert to fraction form
    695,479.89/960,090.99 = 466,186.98/x
  3. Step 3: Cross multiply
    695,479.89x = 960,090.99 × 466,186.98
  4. Step 4: Simplify right side
    695,479.89x = 447,581,921,005.45
  5. Step 5: Solve for x
    x = 447,581,921,005.45/695,479.89
  6. Step 6: Final answer
    x = 643,558.39

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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.