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Finding the Fourth Proportional to 370,187.60, 555,117.24 and 170,459.60

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Solution

The fourth proportional to 370,187.60, 555,117.24 and 170,459.60 is: 255,613.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,187.60 : 555,117.24 = 170,459.60 : x
  2. Step 2: Convert to fraction form
    370,187.60/555,117.24 = 170,459.60/x
  3. Step 3: Cross multiply
    370,187.60x = 555,117.24 × 170,459.60
  4. Step 4: Simplify right side
    370,187.60x = 94,625,062,683.50
  5. Step 5: Solve for x
    x = 94,625,062,683.50/370,187.60
  6. Step 6: Final answer
    x = 255,613.81

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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.