Home / 755,570.40-1,133,765.20-334,911.20

Finding the Fourth Proportional to 755,570.40, 1,133,765.20 and 334,911.20

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Solution

The fourth proportional to 755,570.40, 1,133,765.20 and 334,911.20 is: 502,548.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,570.40 : 1,133,765.20 = 334,911.20 : x
  2. Step 2: Convert to fraction form
    755,570.40/1,133,765.20 = 334,911.20/x
  3. Step 3: Cross multiply
    755,570.40x = 1,133,765.20 × 334,911.20
  4. Step 4: Simplify right side
    755,570.40x = 379,710,663,650.24
  5. Step 5: Solve for x
    x = 379,710,663,650.24/755,570.40
  6. Step 6: Final answer
    x = 502,548.36

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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.