Home / 977,070.89-1,465,745.45-303,210.42

Finding the Fourth Proportional to 977,070.89, 1,465,745.45 and 303,210.42

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Solution

The fourth proportional to 977,070.89, 1,465,745.45 and 303,210.42 is: 454,858.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,070.89 : 1,465,745.45 = 303,210.42 : x
  2. Step 2: Convert to fraction form
    977,070.89/1,465,745.45 = 303,210.42/x
  3. Step 3: Cross multiply
    977,070.89x = 1,465,745.45 × 303,210.42
  4. Step 4: Simplify right side
    977,070.89x = 444,429,291,991.54
  5. Step 5: Solve for x
    x = 444,429,291,991.54/977,070.89
  6. Step 6: Final answer
    x = 454,858.80

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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.