Home / 651,243.93-977,496.48-314,521.26

Finding the Fourth Proportional to 651,243.93, 977,496.48 and 314,521.26

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Solution

The fourth proportional to 651,243.93, 977,496.48 and 314,521.26 is: 472,086.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,243.93 : 977,496.48 = 314,521.26 : x
  2. Step 2: Convert to fraction form
    651,243.93/977,496.48 = 314,521.26/x
  3. Step 3: Cross multiply
    651,243.93x = 977,496.48 × 314,521.26
  4. Step 4: Simplify right side
    651,243.93x = 307,443,424,535.17
  5. Step 5: Solve for x
    x = 307,443,424,535.17/651,243.93
  6. Step 6: Final answer
    x = 472,086.43

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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.