Home / 870,430.83-1,305,226.30-364,856.06

Finding the Fourth Proportional to 870,430.83, 1,305,226.30 and 364,856.06

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Solution

The fourth proportional to 870,430.83, 1,305,226.30 and 364,856.06 is: 547,108.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,430.83 : 1,305,226.30 = 364,856.06 : x
  2. Step 2: Convert to fraction form
    870,430.83/1,305,226.30 = 364,856.06/x
  3. Step 3: Cross multiply
    870,430.83x = 1,305,226.30 × 364,856.06
  4. Step 4: Simplify right side
    870,430.83x = 476,219,725,226.38
  5. Step 5: Solve for x
    x = 476,219,725,226.38/870,430.83
  6. Step 6: Final answer
    x = 547,108.06

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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.