Home / 917,369.41-1,375,508.99-348,792.13

Finding the Fourth Proportional to 917,369.41, 1,375,508.99 and 348,792.13

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Solution

The fourth proportional to 917,369.41, 1,375,508.99 and 348,792.13 is: 522,980.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,369.41 : 1,375,508.99 = 348,792.13 : x
  2. Step 2: Convert to fraction form
    917,369.41/1,375,508.99 = 348,792.13/x
  3. Step 3: Cross multiply
    917,369.41x = 1,375,508.99 × 348,792.13
  4. Step 4: Simplify right side
    917,369.41x = 479,766,701,834.74
  5. Step 5: Solve for x
    x = 479,766,701,834.74/917,369.41
  6. Step 6: Final answer
    x = 522,980.93

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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.