Home / 977,177.60-1,465,912.20-346,041.80

Finding the Fourth Proportional to 977,177.60, 1,465,912.20 and 346,041.80

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Solution

The fourth proportional to 977,177.60, 1,465,912.20 and 346,041.80 is: 519,114.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,177.60 : 1,465,912.20 = 346,041.80 : x
  2. Step 2: Convert to fraction form
    977,177.60/1,465,912.20 = 346,041.80/x
  3. Step 3: Cross multiply
    977,177.60x = 1,465,912.20 × 346,041.80
  4. Step 4: Simplify right side
    977,177.60x = 507,266,896,329.96
  5. Step 5: Solve for x
    x = 507,266,896,329.96/977,177.60
  6. Step 6: Final answer
    x = 519,114.33

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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.