Home / 927,824.64-1,389,373.92-611,322.24

Finding the Fourth Proportional to 927,824.64, 1,389,373.92 and 611,322.24

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Solution

The fourth proportional to 927,824.64, 1,389,373.92 and 611,322.24 is: 915,426.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,824.64 : 1,389,373.92 = 611,322.24 : x
  2. Step 2: Convert to fraction form
    927,824.64/1,389,373.92 = 611,322.24/x
  3. Step 3: Cross multiply
    927,824.64x = 1,389,373.92 × 611,322.24
  4. Step 4: Simplify right side
    927,824.64x = 849,355,176,971.98
  5. Step 5: Solve for x
    x = 849,355,176,971.98/927,824.64
  6. Step 6: Final answer
    x = 915,426.41

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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.