Home / 794,904.60-1,190,801.70-478,421.40

Finding the Fourth Proportional to 794,904.60, 1,190,801.70 and 478,421.40

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Solution

The fourth proportional to 794,904.60, 1,190,801.70 and 478,421.40 is: 716,696.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,904.60 : 1,190,801.70 = 478,421.40 : x
  2. Step 2: Convert to fraction form
    794,904.60/1,190,801.70 = 478,421.40/x
  3. Step 3: Cross multiply
    794,904.60x = 1,190,801.70 × 478,421.40
  4. Step 4: Simplify right side
    794,904.60x = 569,705,016,436.38
  5. Step 5: Solve for x
    x = 569,705,016,436.38/794,904.60
  6. Step 6: Final answer
    x = 716,696.09

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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.