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Finding the Fourth Proportional to 571,460.40, 798,994.80 and 571,460.40

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Solution

The fourth proportional to 571,460.40, 798,994.80 and 571,460.40 is: 798,994.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,460.40 : 798,994.80 = 571,460.40 : x
  2. Step 2: Convert to fraction form
    571,460.40/798,994.80 = 571,460.40/x
  3. Step 3: Cross multiply
    571,460.40x = 798,994.80 × 571,460.40
  4. Step 4: Simplify right side
    571,460.40x = 456,593,888,005.92
  5. Step 5: Solve for x
    x = 456,593,888,005.92/571,460.40
  6. Step 6: Final answer
    x = 798,994.80

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.