Home / 998,302.19-1,496,853.47-390,366.27

Finding the Fourth Proportional to 998,302.19, 1,496,853.47 and 390,366.27

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Solution

The fourth proportional to 998,302.19, 1,496,853.47 and 390,366.27 is: 585,314.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,302.19 : 1,496,853.47 = 390,366.27 : x
  2. Step 2: Convert to fraction form
    998,302.19/1,496,853.47 = 390,366.27/x
  3. Step 3: Cross multiply
    998,302.19x = 1,496,853.47 × 390,366.27
  4. Step 4: Simplify right side
    998,302.19x = 584,321,106,796.37
  5. Step 5: Solve for x
    x = 584,321,106,796.37/998,302.19
  6. Step 6: Final answer
    x = 585,314.86

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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.