Home / 992,044.40-1,488,066.60-637,750.40

Finding the Fourth Proportional to 992,044.40, 1,488,066.60 and 637,750.40

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Solution

The fourth proportional to 992,044.40, 1,488,066.60 and 637,750.40 is: 956,625.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,044.40 : 1,488,066.60 = 637,750.40 : x
  2. Step 2: Convert to fraction form
    992,044.40/1,488,066.60 = 637,750.40/x
  3. Step 3: Cross multiply
    992,044.40x = 1,488,066.60 × 637,750.40
  4. Step 4: Simplify right side
    992,044.40x = 949,015,069,376.64
  5. Step 5: Solve for x
    x = 949,015,069,376.64/992,044.40
  6. Step 6: Final answer
    x = 956,625.60

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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.