Home / 578,856.58-867,821.24-275,098.28

Finding the Fourth Proportional to 578,856.58, 867,821.24 and 275,098.28

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Solution

The fourth proportional to 578,856.58, 867,821.24 and 275,098.28 is: 412,427.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,856.58 : 867,821.24 = 275,098.28 : x
  2. Step 2: Convert to fraction form
    578,856.58/867,821.24 = 275,098.28/x
  3. Step 3: Cross multiply
    578,856.58x = 867,821.24 × 275,098.28
  4. Step 4: Simplify right side
    578,856.58x = 238,736,130,154.17
  5. Step 5: Solve for x
    x = 238,736,130,154.17/578,856.58
  6. Step 6: Final answer
    x = 412,427.08

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1.5x scale

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.