Home / 844,412.76-1,165,291.38-457,232.40

Finding the Fourth Proportional to 844,412.76, 1,165,291.38 and 457,232.40

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Solution

The fourth proportional to 844,412.76, 1,165,291.38 and 457,232.40 is: 630,981.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,412.76 : 1,165,291.38 = 457,232.40 : x
  2. Step 2: Convert to fraction form
    844,412.76/1,165,291.38 = 457,232.40/x
  3. Step 3: Cross multiply
    844,412.76x = 1,165,291.38 × 457,232.40
  4. Step 4: Simplify right side
    844,412.76x = 532,808,974,376.71
  5. Step 5: Solve for x
    x = 532,808,974,376.71/844,412.76
  6. Step 6: Final answer
    x = 630,981.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.