Home / 974,256.40-1,463,842.20-619,440.40

Finding the Fourth Proportional to 974,256.40, 1,463,842.20 and 619,440.40

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Solution

The fourth proportional to 974,256.40, 1,463,842.20 and 619,440.40 is: 930,723.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,256.40 : 1,463,842.20 = 619,440.40 : x
  2. Step 2: Convert to fraction form
    974,256.40/1,463,842.20 = 619,440.40/x
  3. Step 3: Cross multiply
    974,256.40x = 1,463,842.20 × 619,440.40
  4. Step 4: Simplify right side
    974,256.40x = 906,762,997,904.88
  5. Step 5: Solve for x
    x = 906,762,997,904.88/974,256.40
  6. Step 6: Final answer
    x = 930,723.16

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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.