Home / 850,303.04-1,173,551.45-501,481.78

Finding the Fourth Proportional to 850,303.04, 1,173,551.45 and 501,481.78

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Solution

The fourth proportional to 850,303.04, 1,173,551.45 and 501,481.78 is: 692,123.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,303.04 : 1,173,551.45 = 501,481.78 : x
  2. Step 2: Convert to fraction form
    850,303.04/1,173,551.45 = 501,481.78/x
  3. Step 3: Cross multiply
    850,303.04x = 1,173,551.45 × 501,481.78
  4. Step 4: Simplify right side
    850,303.04x = 588,514,664,626.29
  5. Step 5: Solve for x
    x = 588,514,664,626.29/850,303.04
  6. Step 6: Final answer
    x = 692,123.44

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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.