Home / 973,301.76-1,457,994.87-485,513.28

Finding the Fourth Proportional to 973,301.76, 1,457,994.87 and 485,513.28

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Solution

The fourth proportional to 973,301.76, 1,457,994.87 and 485,513.28 is: 727,293.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,301.76 : 1,457,994.87 = 485,513.28 : x
  2. Step 2: Convert to fraction form
    973,301.76/1,457,994.87 = 485,513.28/x
  3. Step 3: Cross multiply
    973,301.76x = 1,457,994.87 × 485,513.28
  4. Step 4: Simplify right side
    973,301.76x = 707,875,871,556.87
  5. Step 5: Solve for x
    x = 707,875,871,556.87/973,301.76
  6. Step 6: Final answer
    x = 727,293.32

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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.