Home / 992,898.41-1,488,038.58-393,532.83

Finding the Fourth Proportional to 992,898.41, 1,488,038.58 and 393,532.83

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Solution

The fourth proportional to 992,898.41, 1,488,038.58 and 393,532.83 is: 589,780.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,898.41 : 1,488,038.58 = 393,532.83 : x
  2. Step 2: Convert to fraction form
    992,898.41/1,488,038.58 = 393,532.83/x
  3. Step 3: Cross multiply
    992,898.41x = 1,488,038.58 × 393,532.83
  4. Step 4: Simplify right side
    992,898.41x = 585,592,033,536.58
  5. Step 5: Solve for x
    x = 585,592,033,536.58/992,898.41
  6. Step 6: Final answer
    x = 589,780.42

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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.