Home / 760,782.78-1,141,770.33-334,614.78

Finding the Fourth Proportional to 760,782.78, 1,141,770.33 and 334,614.78

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Solution

The fourth proportional to 760,782.78, 1,141,770.33 and 334,614.78 is: 502,184.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,782.78 : 1,141,770.33 = 334,614.78 : x
  2. Step 2: Convert to fraction form
    760,782.78/1,141,770.33 = 334,614.78/x
  3. Step 3: Cross multiply
    760,782.78x = 1,141,770.33 × 334,614.78
  4. Step 4: Simplify right side
    760,782.78x = 382,053,227,783.48
  5. Step 5: Solve for x
    x = 382,053,227,783.48/760,782.78
  6. Step 6: Final answer
    x = 502,184.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.