Home / 832,236.51-1,148,486.00-469,736.40

Finding the Fourth Proportional to 832,236.51, 1,148,486.00 and 469,736.40

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Solution

The fourth proportional to 832,236.51, 1,148,486.00 and 469,736.40 is: 648,236.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,236.51 : 1,148,486.00 = 469,736.40 : x
  2. Step 2: Convert to fraction form
    832,236.51/1,148,486.00 = 469,736.40/x
  3. Step 3: Cross multiply
    832,236.51x = 1,148,486.00 × 469,736.40
  4. Step 4: Simplify right side
    832,236.51x = 539,485,676,741.72
  5. Step 5: Solve for x
    x = 539,485,676,741.72/832,236.51
  6. Step 6: Final answer
    x = 648,236.01

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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.