Home / 1,064,404.59-1,595,220.69-432,579.75

Finding the Fourth Proportional to 1,064,404.59, 1,595,220.69 and 432,579.75

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Solution

The fourth proportional to 1,064,404.59, 1,595,220.69 and 432,579.75 is: 648,306.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,404.59 : 1,595,220.69 = 432,579.75 : x
  2. Step 2: Convert to fraction form
    1,064,404.59/1,595,220.69 = 432,579.75/x
  3. Step 3: Cross multiply
    1,064,404.59x = 1,595,220.69 × 432,579.75
  4. Step 4: Simplify right side
    1,064,404.59x = 690,060,167,275.03
  5. Step 5: Solve for x
    x = 690,060,167,275.03/1,064,404.59
  6. Step 6: Final answer
    x = 648,306.27

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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.