Home / 953,048.43-1,315,229.81-517,484.30

Finding the Fourth Proportional to 953,048.43, 1,315,229.81 and 517,484.30

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Solution

The fourth proportional to 953,048.43, 1,315,229.81 and 517,484.30 is: 714,140.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,048.43 : 1,315,229.81 = 517,484.30 : x
  2. Step 2: Convert to fraction form
    953,048.43/1,315,229.81 = 517,484.30/x
  3. Step 3: Cross multiply
    953,048.43x = 1,315,229.81 × 517,484.30
  4. Step 4: Simplify right side
    953,048.43x = 680,610,777,566.98
  5. Step 5: Solve for x
    x = 680,610,777,566.98/953,048.43
  6. Step 6: Final answer
    x = 714,140.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.