Home / 555,849.81-766,987.90-314,044.16

Finding the Fourth Proportional to 555,849.81, 766,987.90 and 314,044.16

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Solution

The fourth proportional to 555,849.81, 766,987.90 and 314,044.16 is: 433,333.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,849.81 : 766,987.90 = 314,044.16 : x
  2. Step 2: Convert to fraction form
    555,849.81/766,987.90 = 314,044.16/x
  3. Step 3: Cross multiply
    555,849.81x = 766,987.90 × 314,044.16
  4. Step 4: Simplify right side
    555,849.81x = 240,868,066,950.73
  5. Step 5: Solve for x
    x = 240,868,066,950.73/555,849.81
  6. Step 6: Final answer
    x = 433,333.00

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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.