Home / 483,942.46-724,214.66-397,547.76

Finding the Fourth Proportional to 483,942.46, 724,214.66 and 397,547.76

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Solution

The fourth proportional to 483,942.46, 724,214.66 and 397,547.76 is: 594,925.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,942.46 : 724,214.66 = 397,547.76 : x
  2. Step 2: Convert to fraction form
    483,942.46/724,214.66 = 397,547.76/x
  3. Step 3: Cross multiply
    483,942.46x = 724,214.66 × 397,547.76
  4. Step 4: Simplify right side
    483,942.46x = 287,909,915,842.16
  5. Step 5: Solve for x
    x = 287,909,915,842.16/483,942.46
  6. Step 6: Final answer
    x = 594,925.93

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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.