Home / 946,434.60-1,420,688.70-526,530.60

Finding the Fourth Proportional to 946,434.60, 1,420,688.70 and 526,530.60

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Solution

The fourth proportional to 946,434.60, 1,420,688.70 and 526,530.60 is: 790,372.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,434.60 : 1,420,688.70 = 526,530.60 : x
  2. Step 2: Convert to fraction form
    946,434.60/1,420,688.70 = 526,530.60/x
  3. Step 3: Cross multiply
    946,434.60x = 1,420,688.70 × 526,530.60
  4. Step 4: Simplify right side
    946,434.60x = 748,036,073,624.22
  5. Step 5: Solve for x
    x = 748,036,073,624.22/946,434.60
  6. Step 6: Final answer
    x = 790,372.70

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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.