Home / 260,045.04-390,039.60-176,342.48

Finding the Fourth Proportional to 260,045.04, 390,039.60 and 176,342.48

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Solution

The fourth proportional to 260,045.04, 390,039.60 and 176,342.48 is: 264,494.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,045.04 : 390,039.60 = 176,342.48 : x
  2. Step 2: Convert to fraction form
    260,045.04/390,039.60 = 176,342.48/x
  3. Step 3: Cross multiply
    260,045.04x = 390,039.60 × 176,342.48
  4. Step 4: Simplify right side
    260,045.04x = 68,780,548,412.01
  5. Step 5: Solve for x
    x = 68,780,548,412.01/260,045.04
  6. Step 6: Final answer
    x = 264,494.75

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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.