Home / 1,008,047.40-1,512,038.70-334,159.80

Finding the Fourth Proportional to 1,008,047.40, 1,512,038.70 and 334,159.80

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Solution

The fourth proportional to 1,008,047.40, 1,512,038.70 and 334,159.80 is: 501,228.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,047.40 : 1,512,038.70 = 334,159.80 : x
  2. Step 2: Convert to fraction form
    1,008,047.40/1,512,038.70 = 334,159.80/x
  3. Step 3: Cross multiply
    1,008,047.40x = 1,512,038.70 × 334,159.80
  4. Step 4: Simplify right side
    1,008,047.40x = 505,262,549,584.26
  5. Step 5: Solve for x
    x = 505,262,549,584.26/1,008,047.40
  6. Step 6: Final answer
    x = 501,228.96

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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.