Home / 1,097,564.40-1,646,346.60-349,610.40

Finding the Fourth Proportional to 1,097,564.40, 1,646,346.60 and 349,610.40

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Solution

The fourth proportional to 1,097,564.40, 1,646,346.60 and 349,610.40 is: 524,415.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,564.40 : 1,646,346.60 = 349,610.40 : x
  2. Step 2: Convert to fraction form
    1,097,564.40/1,646,346.60 = 349,610.40/x
  3. Step 3: Cross multiply
    1,097,564.40x = 1,646,346.60 × 349,610.40
  4. Step 4: Simplify right side
    1,097,564.40x = 575,579,893,364.64
  5. Step 5: Solve for x
    x = 575,579,893,364.64/1,097,564.40
  6. Step 6: Final answer
    x = 524,415.60

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Double scale
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Similar ratio
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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.