Home / 747,862.58-1,121,764.44-249,226.58

Finding the Fourth Proportional to 747,862.58, 1,121,764.44 and 249,226.58

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Solution

The fourth proportional to 747,862.58, 1,121,764.44 and 249,226.58 is: 373,830.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,862.58 : 1,121,764.44 = 249,226.58 : x
  2. Step 2: Convert to fraction form
    747,862.58/1,121,764.44 = 249,226.58/x
  3. Step 3: Cross multiply
    747,862.58x = 1,121,764.44 × 249,226.58
  4. Step 4: Simplify right side
    747,862.58x = 279,573,514,946.82
  5. Step 5: Solve for x
    x = 279,573,514,946.82/747,862.58
  6. Step 6: Final answer
    x = 373,830.06

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Double scale
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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.