Home / 748,558.08-1,123,281.81-275,575.59

Finding the Fourth Proportional to 748,558.08, 1,123,281.81 and 275,575.59

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Solution

The fourth proportional to 748,558.08, 1,123,281.81 and 275,575.59 is: 413,527.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,558.08 : 1,123,281.81 = 275,575.59 : x
  2. Step 2: Convert to fraction form
    748,558.08/1,123,281.81 = 275,575.59/x
  3. Step 3: Cross multiply
    748,558.08x = 1,123,281.81 × 275,575.59
  4. Step 4: Simplify right side
    748,558.08x = 309,549,047,527.02
  5. Step 5: Solve for x
    x = 309,549,047,527.02/748,558.08
  6. Step 6: Final answer
    x = 413,527.09

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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.