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Finding the Fourth Proportional to 572,633.93, 790,244.35 and 314,534.75

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Solution

The fourth proportional to 572,633.93, 790,244.35 and 314,534.75 is: 434,063.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,633.93 : 790,244.35 = 314,534.75 : x
  2. Step 2: Convert to fraction form
    572,633.93/790,244.35 = 314,534.75/x
  3. Step 3: Cross multiply
    572,633.93x = 790,244.35 × 314,534.75
  4. Step 4: Simplify right side
    572,633.93x = 248,559,306,097.86
  5. Step 5: Solve for x
    x = 248,559,306,097.86/572,633.93
  6. Step 6: Final answer
    x = 434,063.18

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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.