Home / 860,170.56-1,187,065.89-473,015.67

Finding the Fourth Proportional to 860,170.56, 1,187,065.89 and 473,015.67

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Solution

The fourth proportional to 860,170.56, 1,187,065.89 and 473,015.67 is: 652,778.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,170.56 : 1,187,065.89 = 473,015.67 : x
  2. Step 2: Convert to fraction form
    860,170.56/1,187,065.89 = 473,015.67/x
  3. Step 3: Cross multiply
    860,170.56x = 1,187,065.89 × 473,015.67
  4. Step 4: Simplify right side
    860,170.56x = 561,500,767,292.50
  5. Step 5: Solve for x
    x = 561,500,767,292.50/860,170.56
  6. Step 6: Final answer
    x = 652,778.41

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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.