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Finding the Fourth Proportional to 497,527.80, 745,854.30 and 297,927.60

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Solution

The fourth proportional to 497,527.80, 745,854.30 and 297,927.60 is: 446,629.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,527.80 : 745,854.30 = 297,927.60 : x
  2. Step 2: Convert to fraction form
    497,527.80/745,854.30 = 297,927.60/x
  3. Step 3: Cross multiply
    497,527.80x = 745,854.30 × 297,927.60
  4. Step 4: Simplify right side
    497,527.80x = 222,210,581,548.68
  5. Step 5: Solve for x
    x = 222,210,581,548.68/497,527.80
  6. Step 6: Final answer
    x = 446,629.48

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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.