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Finding the Fourth Proportional to 922,632.10, 1,384,166.85 and 473,422.30

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Solution

The fourth proportional to 922,632.10, 1,384,166.85 and 473,422.30 is: 710,245.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,632.10 : 1,384,166.85 = 473,422.30 : x
  2. Step 2: Convert to fraction form
    922,632.10/1,384,166.85 = 473,422.30/x
  3. Step 3: Cross multiply
    922,632.10x = 1,384,166.85 × 473,422.30
  4. Step 4: Simplify right side
    922,632.10x = 655,295,453,710.76
  5. Step 5: Solve for x
    x = 655,295,453,710.76/922,632.10
  6. Step 6: Final answer
    x = 710,245.67

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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.