Home / 840,060.44-1,159,241.34-477,436.40

Finding the Fourth Proportional to 840,060.44, 1,159,241.34 and 477,436.40

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Solution

The fourth proportional to 840,060.44, 1,159,241.34 and 477,436.40 is: 658,838.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,060.44 : 1,159,241.34 = 477,436.40 : x
  2. Step 2: Convert to fraction form
    840,060.44/1,159,241.34 = 477,436.40/x
  3. Step 3: Cross multiply
    840,060.44x = 1,159,241.34 × 477,436.40
  4. Step 4: Simplify right side
    840,060.44x = 553,464,012,100.78
  5. Step 5: Solve for x
    x = 553,464,012,100.78/840,060.44
  6. Step 6: Final answer
    x = 658,838.32

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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.