Home / 1,249,457.85-1,874,186.73-302,828.58

Finding the Fourth Proportional to 1,249,457.85, 1,874,186.73 and 302,828.58

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Solution

The fourth proportional to 1,249,457.85, 1,874,186.73 and 302,828.58 is: 454,242.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,457.85 : 1,874,186.73 = 302,828.58 : x
  2. Step 2: Convert to fraction form
    1,249,457.85/1,874,186.73 = 302,828.58/x
  3. Step 3: Cross multiply
    1,249,457.85x = 1,874,186.73 × 302,828.58
  4. Step 4: Simplify right side
    1,249,457.85x = 567,557,306,100.74
  5. Step 5: Solve for x
    x = 567,557,306,100.74/1,249,457.85
  6. Step 6: Final answer
    x = 454,242.86

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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.