Home / 672,505.72-1,004,472.56-608,365.18

Finding the Fourth Proportional to 672,505.72, 1,004,472.56 and 608,365.18

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Solution

The fourth proportional to 672,505.72, 1,004,472.56 and 608,365.18 is: 908,670.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,505.72 : 1,004,472.56 = 608,365.18 : x
  2. Step 2: Convert to fraction form
    672,505.72/1,004,472.56 = 608,365.18/x
  3. Step 3: Cross multiply
    672,505.72x = 1,004,472.56 × 608,365.18
  4. Step 4: Simplify right side
    672,505.72x = 611,086,129,769.46
  5. Step 5: Solve for x
    x = 611,086,129,769.46/672,505.72
  6. Step 6: Final answer
    x = 908,670.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.