Home / 1,249,010.80-1,873,520.88-302,380

Finding the Fourth Proportional to 1,249,010.80, 1,873,520.88 and 302,380

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Solution

The fourth proportional to 1,249,010.80, 1,873,520.88 and 302,380 is: 453,571.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,010.80 : 1,873,520.88 = 302,380 : x
  2. Step 2: Convert to fraction form
    1,249,010.80/1,873,520.88 = 302,380/x
  3. Step 3: Cross multiply
    1,249,010.80x = 1,873,520.88 × 302,380
  4. Step 4: Simplify right side
    1,249,010.80x = 566,515,243,694.40
  5. Step 5: Solve for x
    x = 566,515,243,694.40/1,249,010.80
  6. Step 6: Final answer
    x = 453,571.13

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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.