Home / 520,202.18-780,303.24-146,225.18

Finding the Fourth Proportional to 520,202.18, 780,303.24 and 146,225.18

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Solution

The fourth proportional to 520,202.18, 780,303.24 and 146,225.18 is: 219,337.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    520,202.18 : 780,303.24 = 146,225.18 : x
  2. Step 2: Convert to fraction form
    520,202.18/780,303.24 = 146,225.18/x
  3. Step 3: Cross multiply
    520,202.18x = 780,303.24 × 146,225.18
  4. Step 4: Simplify right side
    520,202.18x = 114,099,977,822.07
  5. Step 5: Solve for x
    x = 114,099,977,822.07/520,202.18
  6. Step 6: Final answer
    x = 219,337.76

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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.