Home / 842,280.96-1,162,350.72-460,307.64

Finding the Fourth Proportional to 842,280.96, 1,162,350.72 and 460,307.64

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Solution

The fourth proportional to 842,280.96, 1,162,350.72 and 460,307.64 is: 635,226.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,280.96 : 1,162,350.72 = 460,307.64 : x
  2. Step 2: Convert to fraction form
    842,280.96/1,162,350.72 = 460,307.64/x
  3. Step 3: Cross multiply
    842,280.96x = 1,162,350.72 × 460,307.64
  4. Step 4: Simplify right side
    842,280.96x = 535,038,916,775.50
  5. Step 5: Solve for x
    x = 535,038,916,775.50/842,280.96
  6. Step 6: Final answer
    x = 635,226.18

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Double scale
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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.