Home / 897,089.16-1,345,404.54-265,855.56

Finding the Fourth Proportional to 897,089.16, 1,345,404.54 and 265,855.56

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Solution

The fourth proportional to 897,089.16, 1,345,404.54 and 265,855.56 is: 398,715.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,089.16 : 1,345,404.54 = 265,855.56 : x
  2. Step 2: Convert to fraction form
    897,089.16/1,345,404.54 = 265,855.56/x
  3. Step 3: Cross multiply
    897,089.16x = 1,345,404.54 × 265,855.56
  4. Step 4: Simplify right side
    897,089.16x = 357,683,277,408.24
  5. Step 5: Solve for x
    x = 357,683,277,408.24/897,089.16
  6. Step 6: Final answer
    x = 398,715.42

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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.