Home / 759,767.34-1,139,276.54-266,772.74

Finding the Fourth Proportional to 759,767.34, 1,139,276.54 and 266,772.74

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Solution

The fourth proportional to 759,767.34, 1,139,276.54 and 266,772.74 is: 400,027.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,767.34 : 1,139,276.54 = 266,772.74 : x
  2. Step 2: Convert to fraction form
    759,767.34/1,139,276.54 = 266,772.74/x
  3. Step 3: Cross multiply
    759,767.34x = 1,139,276.54 × 266,772.74
  4. Step 4: Simplify right side
    759,767.34x = 303,927,925,572.50
  5. Step 5: Solve for x
    x = 303,927,925,572.50/759,767.34
  6. Step 6: Final answer
    x = 400,027.62

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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.