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Finding the Fourth Proportional to 798,159.88, 1,101,483.97 and 435,606.98

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Solution

The fourth proportional to 798,159.88, 1,101,483.97 and 435,606.98 is: 601,150.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,159.88 : 1,101,483.97 = 435,606.98 : x
  2. Step 2: Convert to fraction form
    798,159.88/1,101,483.97 = 435,606.98/x
  3. Step 3: Cross multiply
    798,159.88x = 1,101,483.97 × 435,606.98
  4. Step 4: Simplify right side
    798,159.88x = 479,814,105,289.52
  5. Step 5: Solve for x
    x = 479,814,105,289.52/798,159.88
  6. Step 6: Final answer
    x = 601,150.37

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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.