Home / 977,485.20-1,466,227.80-346,462.80

Finding the Fourth Proportional to 977,485.20, 1,466,227.80 and 346,462.80

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Solution

The fourth proportional to 977,485.20, 1,466,227.80 and 346,462.80 is: 519,694.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,485.20 : 1,466,227.80 = 346,462.80 : x
  2. Step 2: Convert to fraction form
    977,485.20/1,466,227.80 = 346,462.80/x
  3. Step 3: Cross multiply
    977,485.20x = 1,466,227.80 × 346,462.80
  4. Step 4: Simplify right side
    977,485.20x = 507,993,389,025.84
  5. Step 5: Solve for x
    x = 507,993,389,025.84/977,485.20
  6. Step 6: Final answer
    x = 519,694.20

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Double scale
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Similar ratio
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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.