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Finding the Fourth Proportional to 575,342.84, 794,066.69 and 346,131.80

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Solution

The fourth proportional to 575,342.84, 794,066.69 and 346,131.80 is: 477,718.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,342.84 : 794,066.69 = 346,131.80 : x
  2. Step 2: Convert to fraction form
    575,342.84/794,066.69 = 346,131.80/x
  3. Step 3: Cross multiply
    575,342.84x = 794,066.69 × 346,131.80
  4. Step 4: Simplify right side
    575,342.84x = 274,851,727,028.75
  5. Step 5: Solve for x
    x = 274,851,727,028.75/575,342.84
  6. Step 6: Final answer
    x = 477,718.17

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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.