Home / 749,564.28-1,034,424.30-427,322.04

Finding the Fourth Proportional to 749,564.28, 1,034,424.30 and 427,322.04

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Solution

The fourth proportional to 749,564.28, 1,034,424.30 and 427,322.04 is: 589,719.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,564.28 : 1,034,424.30 = 427,322.04 : x
  2. Step 2: Convert to fraction form
    749,564.28/1,034,424.30 = 427,322.04/x
  3. Step 3: Cross multiply
    749,564.28x = 1,034,424.30 × 427,322.04
  4. Step 4: Simplify right side
    749,564.28x = 442,032,302,101.57
  5. Step 5: Solve for x
    x = 442,032,302,101.57/749,564.28
  6. Step 6: Final answer
    x = 589,719.01

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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.