Home / 1,008,455.04-1,391,668.20-549,569.75

Finding the Fourth Proportional to 1,008,455.04, 1,391,668.20 and 549,569.75

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Solution

The fourth proportional to 1,008,455.04, 1,391,668.20 and 549,569.75 is: 758,406.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,455.04 : 1,391,668.20 = 549,569.75 : x
  2. Step 2: Convert to fraction form
    1,008,455.04/1,391,668.20 = 549,569.75/x
  3. Step 3: Cross multiply
    1,008,455.04x = 1,391,668.20 × 549,569.75
  4. Step 4: Simplify right side
    1,008,455.04x = 764,818,737,798.61
  5. Step 5: Solve for x
    x = 764,818,737,798.61/1,008,455.04
  6. Step 6: Final answer
    x = 758,406.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.