Home / 971,665.72-1,457,446.02-297,748.96

Finding the Fourth Proportional to 971,665.72, 1,457,446.02 and 297,748.96

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Solution

The fourth proportional to 971,665.72, 1,457,446.02 and 297,748.96 is: 446,607.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,665.72 : 1,457,446.02 = 297,748.96 : x
  2. Step 2: Convert to fraction form
    971,665.72/1,457,446.02 = 297,748.96/x
  3. Step 3: Cross multiply
    971,665.72x = 1,457,446.02 × 297,748.96
  4. Step 4: Simplify right side
    971,665.72x = 433,953,036,711.14
  5. Step 5: Solve for x
    x = 433,953,036,711.14/971,665.72
  6. Step 6: Final answer
    x = 446,607.34

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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.