Home / 974,255.40-1,463,840.70-619,439.40

Finding the Fourth Proportional to 974,255.40, 1,463,840.70 and 619,439.40

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Solution

The fourth proportional to 974,255.40, 1,463,840.70 and 619,439.40 is: 930,721.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,255.40 : 1,463,840.70 = 619,439.40 : x
  2. Step 2: Convert to fraction form
    974,255.40/1,463,840.70 = 619,439.40/x
  3. Step 3: Cross multiply
    974,255.40x = 1,463,840.70 × 619,439.40
  4. Step 4: Simplify right side
    974,255.40x = 906,760,604,903.58
  5. Step 5: Solve for x
    x = 906,760,604,903.58/974,255.40
  6. Step 6: Final answer
    x = 930,721.66

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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.