Home / 497,012.30-745,518.45-463,551.20

Finding the Fourth Proportional to 497,012.30, 745,518.45 and 463,551.20

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Solution

The fourth proportional to 497,012.30, 745,518.45 and 463,551.20 is: 695,326.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,012.30 : 745,518.45 = 463,551.20 : x
  2. Step 2: Convert to fraction form
    497,012.30/745,518.45 = 463,551.20/x
  3. Step 3: Cross multiply
    497,012.30x = 745,518.45 × 463,551.20
  4. Step 4: Simplify right side
    497,012.30x = 345,585,972,119.64
  5. Step 5: Solve for x
    x = 345,585,972,119.64/497,012.30
  6. Step 6: Final answer
    x = 695,326.80

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Similar ratio
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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.