Home / 977,209.70-1,465,814.55-346,835.30

Finding the Fourth Proportional to 977,209.70, 1,465,814.55 and 346,835.30

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Solution

The fourth proportional to 977,209.70, 1,465,814.55 and 346,835.30 is: 520,252.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,209.70 : 1,465,814.55 = 346,835.30 : x
  2. Step 2: Convert to fraction form
    977,209.70/1,465,814.55 = 346,835.30/x
  3. Step 3: Cross multiply
    977,209.70x = 1,465,814.55 × 346,835.30
  4. Step 4: Simplify right side
    977,209.70x = 508,396,229,193.62
  5. Step 5: Solve for x
    x = 508,396,229,193.62/977,209.70
  6. Step 6: Final answer
    x = 520,252.95

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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.