Home / 976,014.67-1,346,886.28-540,390.28

Finding the Fourth Proportional to 976,014.67, 1,346,886.28 and 540,390.28

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Solution

The fourth proportional to 976,014.67, 1,346,886.28 and 540,390.28 is: 745,730.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,014.67 : 1,346,886.28 = 540,390.28 : x
  2. Step 2: Convert to fraction form
    976,014.67/1,346,886.28 = 540,390.28/x
  3. Step 3: Cross multiply
    976,014.67x = 1,346,886.28 × 540,390.28
  4. Step 4: Simplify right side
    976,014.67x = 727,844,253,977.36
  5. Step 5: Solve for x
    x = 727,844,253,977.36/976,014.67
  6. Step 6: Final answer
    x = 745,730.85

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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.