Home / 1,095,038.50-1,641,478.20-384,568.30

Finding the Fourth Proportional to 1,095,038.50, 1,641,478.20 and 384,568.30

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Solution

The fourth proportional to 1,095,038.50, 1,641,478.20 and 384,568.30 is: 576,473.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,038.50 : 1,641,478.20 = 384,568.30 : x
  2. Step 2: Convert to fraction form
    1,095,038.50/1,641,478.20 = 384,568.30/x
  3. Step 3: Cross multiply
    1,095,038.50x = 1,641,478.20 × 384,568.30
  4. Step 4: Simplify right side
    1,095,038.50x = 631,260,480,861.06
  5. Step 5: Solve for x
    x = 631,260,480,861.06/1,095,038.50
  6. Step 6: Final answer
    x = 576,473.32

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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.