Home / 761,024.88-1,141,536.56-311,746.59

Finding the Fourth Proportional to 761,024.88, 1,141,536.56 and 311,746.59

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Solution

The fourth proportional to 761,024.88, 1,141,536.56 and 311,746.59 is: 467,619.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,024.88 : 1,141,536.56 = 311,746.59 : x
  2. Step 2: Convert to fraction form
    761,024.88/1,141,536.56 = 311,746.59/x
  3. Step 3: Cross multiply
    761,024.88x = 1,141,536.56 × 311,746.59
  4. Step 4: Simplify right side
    761,024.88x = 355,870,128,381.60
  5. Step 5: Solve for x
    x = 355,870,128,381.60/761,024.88
  6. Step 6: Final answer
    x = 467,619.57

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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.