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Finding the Fourth Proportional to 567,675.42, 783,334.71 and 313,020.06

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Solution

The fourth proportional to 567,675.42, 783,334.71 and 313,020.06 is: 431,936.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,675.42 : 783,334.71 = 313,020.06 : x
  2. Step 2: Convert to fraction form
    567,675.42/783,334.71 = 313,020.06/x
  3. Step 3: Cross multiply
    567,675.42x = 783,334.71 × 313,020.06
  4. Step 4: Simplify right side
    567,675.42x = 245,199,477,924.28
  5. Step 5: Solve for x
    x = 245,199,477,924.28/567,675.42
  6. Step 6: Final answer
    x = 431,936.05

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1.5x scale

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.