Home / 993,025.30-1,490,153.55-520,050.10

Finding the Fourth Proportional to 993,025.30, 1,490,153.55 and 520,050.10

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Solution

The fourth proportional to 993,025.30, 1,490,153.55 and 520,050.10 is: 780,397.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,025.30 : 1,490,153.55 = 520,050.10 : x
  2. Step 2: Convert to fraction form
    993,025.30/1,490,153.55 = 520,050.10/x
  3. Step 3: Cross multiply
    993,025.30x = 1,490,153.55 × 520,050.10
  4. Step 4: Simplify right side
    993,025.30x = 774,954,502,692.86
  5. Step 5: Solve for x
    x = 774,954,502,692.86/993,025.30
  6. Step 6: Final answer
    x = 780,397.54

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Double scale
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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.