Home / 954,389.92-1,430,534.64-393,118.24

Finding the Fourth Proportional to 954,389.92, 1,430,534.64 and 393,118.24

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Solution

The fourth proportional to 954,389.92, 1,430,534.64 and 393,118.24 is: 589,244.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,389.92 : 1,430,534.64 = 393,118.24 : x
  2. Step 2: Convert to fraction form
    954,389.92/1,430,534.64 = 393,118.24/x
  3. Step 3: Cross multiply
    954,389.92x = 1,430,534.64 × 393,118.24
  4. Step 4: Simplify right side
    954,389.92x = 562,369,259,935.83
  5. Step 5: Solve for x
    x = 562,369,259,935.83/954,389.92
  6. Step 6: Final answer
    x = 589,244.76

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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.