Home / 801,979.08-1,106,688.83-457,801.32

Finding the Fourth Proportional to 801,979.08, 1,106,688.83 and 457,801.32

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Solution

The fourth proportional to 801,979.08, 1,106,688.83 and 457,801.32 is: 631,741.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,979.08 : 1,106,688.83 = 457,801.32 : x
  2. Step 2: Convert to fraction form
    801,979.08/1,106,688.83 = 457,801.32/x
  3. Step 3: Cross multiply
    801,979.08x = 1,106,688.83 × 457,801.32
  4. Step 4: Simplify right side
    801,979.08x = 506,643,602,839.21
  5. Step 5: Solve for x
    x = 506,643,602,839.21/801,979.08
  6. Step 6: Final answer
    x = 631,741.67

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Double scale
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1.5x scale

Why These Related Problems?

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