Home / 977,809.30-1,467,370.05-578,025.70

Finding the Fourth Proportional to 977,809.30, 1,467,370.05 and 578,025.70

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Solution

The fourth proportional to 977,809.30, 1,467,370.05 and 578,025.70 is: 867,426.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,809.30 : 1,467,370.05 = 578,025.70 : x
  2. Step 2: Convert to fraction form
    977,809.30/1,467,370.05 = 578,025.70/x
  3. Step 3: Cross multiply
    977,809.30x = 1,467,370.05 × 578,025.70
  4. Step 4: Simplify right side
    977,809.30x = 848,177,600,310.29
  5. Step 5: Solve for x
    x = 848,177,600,310.29/977,809.30
  6. Step 6: Final answer
    x = 867,426.40

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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.