Home / 498,890.72-748,631.32-183,569.06

Finding the Fourth Proportional to 498,890.72, 748,631.32 and 183,569.06

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Solution

The fourth proportional to 498,890.72, 748,631.32 and 183,569.06 is: 275,462.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,890.72 : 748,631.32 = 183,569.06 : x
  2. Step 2: Convert to fraction form
    498,890.72/748,631.32 = 183,569.06/x
  3. Step 3: Cross multiply
    498,890.72x = 748,631.32 × 183,569.06
  4. Step 4: Simplify right side
    498,890.72x = 137,425,547,698.96
  5. Step 5: Solve for x
    x = 137,425,547,698.96/498,890.72
  6. Step 6: Final answer
    x = 275,462.22

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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.