Home / 1,000,190.25-1,500,417.20-326,035.35

Finding the Fourth Proportional to 1,000,190.25, 1,500,417.20 and 326,035.35

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Solution

The fourth proportional to 1,000,190.25, 1,500,417.20 and 326,035.35 is: 489,096.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,190.25 : 1,500,417.20 = 326,035.35 : x
  2. Step 2: Convert to fraction form
    1,000,190.25/1,500,417.20 = 326,035.35/x
  3. Step 3: Cross multiply
    1,000,190.25x = 1,500,417.20 × 326,035.35
  4. Step 4: Simplify right side
    1,000,190.25x = 489,189,047,763.11
  5. Step 5: Solve for x
    x = 489,189,047,763.11/1,000,190.25
  6. Step 6: Final answer
    x = 489,096.00

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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.