Home / 731,007.96-1,008,485.40-569,582.76

Finding the Fourth Proportional to 731,007.96, 1,008,485.40 and 569,582.76

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Solution

The fourth proportional to 731,007.96, 1,008,485.40 and 569,582.76 is: 785,786.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,007.96 : 1,008,485.40 = 569,582.76 : x
  2. Step 2: Convert to fraction form
    731,007.96/1,008,485.40 = 569,582.76/x
  3. Step 3: Cross multiply
    731,007.96x = 1,008,485.40 × 569,582.76
  4. Step 4: Simplify right side
    731,007.96x = 574,415,897,551.70
  5. Step 5: Solve for x
    x = 574,415,897,551.70/731,007.96
  6. Step 6: Final answer
    x = 785,786.10

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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.