Home / 992,537.50-1,488,303.24-423,830.02

Finding the Fourth Proportional to 992,537.50, 1,488,303.24 and 423,830.02

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Solution

The fourth proportional to 992,537.50, 1,488,303.24 and 423,830.02 is: 635,530.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,537.50 : 1,488,303.24 = 423,830.02 : x
  2. Step 2: Convert to fraction form
    992,537.50/1,488,303.24 = 423,830.02/x
  3. Step 3: Cross multiply
    992,537.50x = 1,488,303.24 × 423,830.02
  4. Step 4: Simplify right side
    992,537.50x = 630,787,591,975.27
  5. Step 5: Solve for x
    x = 630,787,591,975.27/992,537.50
  6. Step 6: Final answer
    x = 635,530.24

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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.