Home / 971,333.80-1,457,000.70-929,343.40

Finding the Fourth Proportional to 971,333.80, 1,457,000.70 and 929,343.40

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Solution

The fourth proportional to 971,333.80, 1,457,000.70 and 929,343.40 is: 1,394,015.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,333.80 : 1,457,000.70 = 929,343.40 : x
  2. Step 2: Convert to fraction form
    971,333.80/1,457,000.70 = 929,343.40/x
  3. Step 3: Cross multiply
    971,333.80x = 1,457,000.70 × 929,343.40
  4. Step 4: Simplify right side
    971,333.80x = 1,354,053,984,340.38
  5. Step 5: Solve for x
    x = 1,354,053,984,340.38/971,333.80
  6. Step 6: Final answer
    x = 1,394,015.10

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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.