Home / 900,587.66-1,351,347.12-395,503.65

Finding the Fourth Proportional to 900,587.66, 1,351,347.12 and 395,503.65

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Solution

The fourth proportional to 900,587.66, 1,351,347.12 and 395,503.65 is: 593,459.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,587.66 : 1,351,347.12 = 395,503.65 : x
  2. Step 2: Convert to fraction form
    900,587.66/1,351,347.12 = 395,503.65/x
  3. Step 3: Cross multiply
    900,587.66x = 1,351,347.12 × 395,503.65
  4. Step 4: Simplify right side
    900,587.66x = 534,462,718,376.99
  5. Step 5: Solve for x
    x = 534,462,718,376.99/900,587.66
  6. Step 6: Final answer
    x = 593,459.97

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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.