Home / 1,249,830-1,875,064.68-363,366

Finding the Fourth Proportional to 1,249,830, 1,875,064.68 and 363,366

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Solution

The fourth proportional to 1,249,830, 1,875,064.68 and 363,366 is: 545,141.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,830 : 1,875,064.68 = 363,366 : x
  2. Step 2: Convert to fraction form
    1,249,830/1,875,064.68 = 363,366/x
  3. Step 3: Cross multiply
    1,249,830x = 1,875,064.68 × 363,366
  4. Step 4: Simplify right side
    1,249,830x = 681,334,752,512.88
  5. Step 5: Solve for x
    x = 681,334,752,512.88/1,249,830
  6. Step 6: Final answer
    x = 545,141.94

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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.