Home / 875,704.66-1,313,569.95-578,091.22

Finding the Fourth Proportional to 875,704.66, 1,313,569.95 and 578,091.22

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Solution

The fourth proportional to 875,704.66, 1,313,569.95 and 578,091.22 is: 867,145.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,704.66 : 1,313,569.95 = 578,091.22 : x
  2. Step 2: Convert to fraction form
    875,704.66/1,313,569.95 = 578,091.22/x
  3. Step 3: Cross multiply
    875,704.66x = 1,313,569.95 × 578,091.22
  4. Step 4: Simplify right side
    875,704.66x = 759,363,254,950.84
  5. Step 5: Solve for x
    x = 759,363,254,950.84/875,704.66
  6. Step 6: Final answer
    x = 867,145.39

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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.