Home / 971,557.64-1,457,294.49-331,918.46

Finding the Fourth Proportional to 971,557.64, 1,457,294.49 and 331,918.46

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Solution

The fourth proportional to 971,557.64, 1,457,294.49 and 331,918.46 is: 497,863.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,557.64 : 1,457,294.49 = 331,918.46 : x
  2. Step 2: Convert to fraction form
    971,557.64/1,457,294.49 = 331,918.46/x
  3. Step 3: Cross multiply
    971,557.64x = 1,457,294.49 × 331,918.46
  4. Step 4: Simplify right side
    971,557.64x = 483,702,941,065.67
  5. Step 5: Solve for x
    x = 483,702,941,065.67/971,557.64
  6. Step 6: Final answer
    x = 497,863.35

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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.