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Finding the Fourth Proportional to 575,857.54, 794,246.88 and 346,397.50

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Solution

The fourth proportional to 575,857.54, 794,246.88 and 346,397.50 is: 477,765.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,857.54 : 794,246.88 = 346,397.50 : x
  2. Step 2: Convert to fraction form
    575,857.54/794,246.88 = 346,397.50/x
  3. Step 3: Cross multiply
    575,857.54x = 794,246.88 × 346,397.50
  4. Step 4: Simplify right side
    575,857.54x = 275,125,133,614.80
  5. Step 5: Solve for x
    x = 275,125,133,614.80/575,857.54
  6. Step 6: Final answer
    x = 477,765.97

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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.