Home / 875,459.57-1,208,152.69-493,486.25

Finding the Fourth Proportional to 875,459.57, 1,208,152.69 and 493,486.25

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Solution

The fourth proportional to 875,459.57, 1,208,152.69 and 493,486.25 is: 681,021.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,459.57 : 1,208,152.69 = 493,486.25 : x
  2. Step 2: Convert to fraction form
    875,459.57/1,208,152.69 = 493,486.25/x
  3. Step 3: Cross multiply
    875,459.57x = 1,208,152.69 × 493,486.25
  4. Step 4: Simplify right side
    875,459.57x = 596,206,740,415.51
  5. Step 5: Solve for x
    x = 596,206,740,415.51/875,459.57
  6. Step 6: Final answer
    x = 681,021.44

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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.