Home / 761,441.63-1,142,232.98-249,109.61

Finding the Fourth Proportional to 761,441.63, 1,142,232.98 and 249,109.61

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Solution

The fourth proportional to 761,441.63, 1,142,232.98 and 249,109.61 is: 373,687.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,441.63 : 1,142,232.98 = 249,109.61 : x
  2. Step 2: Convert to fraction form
    761,441.63/1,142,232.98 = 249,109.61/x
  3. Step 3: Cross multiply
    761,441.63x = 1,142,232.98 × 249,109.61
  4. Step 4: Simplify right side
    761,441.63x = 284,541,205,220.23
  5. Step 5: Solve for x
    x = 284,541,205,220.23/761,441.63
  6. Step 6: Final answer
    x = 373,687.48

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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.