Home / 977,181.60-1,465,918.20-346,045.80

Finding the Fourth Proportional to 977,181.60, 1,465,918.20 and 346,045.80

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Solution

The fourth proportional to 977,181.60, 1,465,918.20 and 346,045.80 is: 519,120.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,181.60 : 1,465,918.20 = 346,045.80 : x
  2. Step 2: Convert to fraction form
    977,181.60/1,465,918.20 = 346,045.80/x
  3. Step 3: Cross multiply
    977,181.60x = 1,465,918.20 × 346,045.80
  4. Step 4: Simplify right side
    977,181.60x = 507,274,836,253.56
  5. Step 5: Solve for x
    x = 507,274,836,253.56/977,181.60
  6. Step 6: Final answer
    x = 519,120.33

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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.