Home / 964,005.80-1,446,008.70-491,613.80

Finding the Fourth Proportional to 964,005.80, 1,446,008.70 and 491,613.80

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Solution

The fourth proportional to 964,005.80, 1,446,008.70 and 491,613.80 is: 737,420.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,005.80 : 1,446,008.70 = 491,613.80 : x
  2. Step 2: Convert to fraction form
    964,005.80/1,446,008.70 = 491,613.80/x
  3. Step 3: Cross multiply
    964,005.80x = 1,446,008.70 × 491,613.80
  4. Step 4: Simplify right side
    964,005.80x = 710,877,831,840.06
  5. Step 5: Solve for x
    x = 710,877,831,840.06/964,005.80
  6. Step 6: Final answer
    x = 737,420.70

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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.