Home / 956,876.70-1,435,315.05-425,435.70

Finding the Fourth Proportional to 956,876.70, 1,435,315.05 and 425,435.70

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Solution

The fourth proportional to 956,876.70, 1,435,315.05 and 425,435.70 is: 638,153.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,876.70 : 1,435,315.05 = 425,435.70 : x
  2. Step 2: Convert to fraction form
    956,876.70/1,435,315.05 = 425,435.70/x
  3. Step 3: Cross multiply
    956,876.70x = 1,435,315.05 × 425,435.70
  4. Step 4: Simplify right side
    956,876.70x = 610,634,263,017.29
  5. Step 5: Solve for x
    x = 610,634,263,017.29/956,876.70
  6. Step 6: Final answer
    x = 638,153.55

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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.