Home / 993,089.88-1,488,467.88-459,483.84

Finding the Fourth Proportional to 993,089.88, 1,488,467.88 and 459,483.84

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Solution

The fourth proportional to 993,089.88, 1,488,467.88 and 459,483.84 is: 688,685.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,089.88 : 1,488,467.88 = 459,483.84 : x
  2. Step 2: Convert to fraction form
    993,089.88/1,488,467.88 = 459,483.84/x
  3. Step 3: Cross multiply
    993,089.88x = 1,488,467.88 × 459,483.84
  4. Step 4: Simplify right side
    993,089.88x = 683,926,937,219.06
  5. Step 5: Solve for x
    x = 683,926,937,219.06/993,089.88
  6. Step 6: Final answer
    x = 688,685.84

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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.