Home / 497,280.13-745,914.69-297,656.23

Finding the Fourth Proportional to 497,280.13, 745,914.69 and 297,656.23

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Solution

The fourth proportional to 497,280.13, 745,914.69 and 297,656.23 is: 446,481.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,280.13 : 745,914.69 = 297,656.23 : x
  2. Step 2: Convert to fraction form
    497,280.13/745,914.69 = 297,656.23/x
  3. Step 3: Cross multiply
    497,280.13x = 745,914.69 × 297,656.23
  4. Step 4: Simplify right side
    497,280.13x = 222,026,154,527.02
  5. Step 5: Solve for x
    x = 222,026,154,527.02/497,280.13
  6. Step 6: Final answer
    x = 446,481.05

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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.