Home / 960,460.54-1,325,711.21-634,011.84

Finding the Fourth Proportional to 960,460.54, 1,325,711.21 and 634,011.84

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Solution

The fourth proportional to 960,460.54, 1,325,711.21 and 634,011.84 is: 875,118.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,460.54 : 1,325,711.21 = 634,011.84 : x
  2. Step 2: Convert to fraction form
    960,460.54/1,325,711.21 = 634,011.84/x
  3. Step 3: Cross multiply
    960,460.54x = 1,325,711.21 × 634,011.84
  4. Step 4: Simplify right side
    960,460.54x = 840,516,600,390.67
  5. Step 5: Solve for x
    x = 840,516,600,390.67/960,460.54
  6. Step 6: Final answer
    x = 875,118.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.