Home / 736,095.48-1,015,785.64-409,406.80

Finding the Fourth Proportional to 736,095.48, 1,015,785.64 and 409,406.80

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Solution

The fourth proportional to 736,095.48, 1,015,785.64 and 409,406.80 is: 564,966.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,095.48 : 1,015,785.64 = 409,406.80 : x
  2. Step 2: Convert to fraction form
    736,095.48/1,015,785.64 = 409,406.80/x
  3. Step 3: Cross multiply
    736,095.48x = 1,015,785.64 × 409,406.80
  4. Step 4: Simplify right side
    736,095.48x = 415,869,548,358.35
  5. Step 5: Solve for x
    x = 415,869,548,358.35/736,095.48
  6. Step 6: Final answer
    x = 564,966.86

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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.