Home / 977,024.80-1,466,401.20-577,165.60

Finding the Fourth Proportional to 977,024.80, 1,466,401.20 and 577,165.60

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Solution

The fourth proportional to 977,024.80, 1,466,401.20 and 577,165.60 is: 866,258.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,024.80 : 1,466,401.20 = 577,165.60 : x
  2. Step 2: Convert to fraction form
    977,024.80/1,466,401.20 = 577,165.60/x
  3. Step 3: Cross multiply
    977,024.80x = 1,466,401.20 × 577,165.60
  4. Step 4: Simplify right side
    977,024.80x = 846,356,328,438.72
  5. Step 5: Solve for x
    x = 846,356,328,438.72/977,024.80
  6. Step 6: Final answer
    x = 866,258.80

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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.