Home / 1,602,145.89-2,402,912.93-480,214.89

Finding the Fourth Proportional to 1,602,145.89, 2,402,912.93 and 480,214.89

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Solution

The fourth proportional to 1,602,145.89, 2,402,912.93 and 480,214.89 is: 720,230.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,602,145.89 : 2,402,912.93 = 480,214.89 : x
  2. Step 2: Convert to fraction form
    1,602,145.89/2,402,912.93 = 480,214.89/x
  3. Step 3: Cross multiply
    1,602,145.89x = 2,402,912.93 × 480,214.89
  4. Step 4: Simplify right side
    1,602,145.89x = 1,153,914,565,958.45
  5. Step 5: Solve for x
    x = 1,153,914,565,958.45/1,602,145.89
  6. Step 6: Final answer
    x = 720,230.64

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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.