Home / 560,017.20-839,928.60-204,848.40

Finding the Fourth Proportional to 560,017.20, 839,928.60 and 204,848.40

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Solution

The fourth proportional to 560,017.20, 839,928.60 and 204,848.40 is: 307,237.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,017.20 : 839,928.60 = 204,848.40 : x
  2. Step 2: Convert to fraction form
    560,017.20/839,928.60 = 204,848.40/x
  3. Step 3: Cross multiply
    560,017.20x = 839,928.60 × 204,848.40
  4. Step 4: Simplify right side
    560,017.20x = 172,058,029,824.24
  5. Step 5: Solve for x
    x = 172,058,029,824.24/560,017.20
  6. Step 6: Final answer
    x = 307,237.05

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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.