Home / 900,953.28-1,350,488.43-301,421.25

Finding the Fourth Proportional to 900,953.28, 1,350,488.43 and 301,421.25

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Solution

The fourth proportional to 900,953.28, 1,350,488.43 and 301,421.25 is: 451,816.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,953.28 : 1,350,488.43 = 301,421.25 : x
  2. Step 2: Convert to fraction form
    900,953.28/1,350,488.43 = 301,421.25/x
  3. Step 3: Cross multiply
    900,953.28x = 1,350,488.43 × 301,421.25
  4. Step 4: Simplify right side
    900,953.28x = 407,065,910,681.14
  5. Step 5: Solve for x
    x = 407,065,910,681.14/900,953.28
  6. Step 6: Final answer
    x = 451,816.89

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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.