Home / 558,316.56-770,600.85-340,573.35

Finding the Fourth Proportional to 558,316.56, 770,600.85 and 340,573.35

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Solution

The fourth proportional to 558,316.56, 770,600.85 and 340,573.35 is: 470,066.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,316.56 : 770,600.85 = 340,573.35 : x
  2. Step 2: Convert to fraction form
    558,316.56/770,600.85 = 340,573.35/x
  3. Step 3: Cross multiply
    558,316.56x = 770,600.85 × 340,573.35
  4. Step 4: Simplify right side
    558,316.56x = 262,446,112,997.35
  5. Step 5: Solve for x
    x = 262,446,112,997.35/558,316.56
  6. Step 6: Final answer
    x = 470,066.86

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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.