Home / 971,937.20-1,457,905.80-340,623.20

Finding the Fourth Proportional to 971,937.20, 1,457,905.80 and 340,623.20

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Solution

The fourth proportional to 971,937.20, 1,457,905.80 and 340,623.20 is: 510,934.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,937.20 : 1,457,905.80 = 340,623.20 : x
  2. Step 2: Convert to fraction form
    971,937.20/1,457,905.80 = 340,623.20/x
  3. Step 3: Cross multiply
    971,937.20x = 1,457,905.80 × 340,623.20
  4. Step 4: Simplify right side
    971,937.20x = 496,596,538,894.56
  5. Step 5: Solve for x
    x = 496,596,538,894.56/971,937.20
  6. Step 6: Final answer
    x = 510,934.80

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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.