Home / 1,244,775.90-1,868,085.45-497,358.30

Finding the Fourth Proportional to 1,244,775.90, 1,868,085.45 and 497,358.30

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Solution

The fourth proportional to 1,244,775.90, 1,868,085.45 and 497,358.30 is: 746,405.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,775.90 : 1,868,085.45 = 497,358.30 : x
  2. Step 2: Convert to fraction form
    1,244,775.90/1,868,085.45 = 497,358.30/x
  3. Step 3: Cross multiply
    1,244,775.90x = 1,868,085.45 × 497,358.30
  4. Step 4: Simplify right side
    1,244,775.90x = 929,107,803,666.74
  5. Step 5: Solve for x
    x = 929,107,803,666.74/1,244,775.90
  6. Step 6: Final answer
    x = 746,405.68

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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.