Home / 953,459.64-1,315,453.10-539,939.88

Finding the Fourth Proportional to 953,459.64, 1,315,453.10 and 539,939.88

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Solution

The fourth proportional to 953,459.64, 1,315,453.10 and 539,939.88 is: 744,935.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,459.64 : 1,315,453.10 = 539,939.88 : x
  2. Step 2: Convert to fraction form
    953,459.64/1,315,453.10 = 539,939.88/x
  3. Step 3: Cross multiply
    953,459.64x = 1,315,453.10 × 539,939.88
  4. Step 4: Simplify right side
    953,459.64x = 710,265,586,259.93
  5. Step 5: Solve for x
    x = 710,265,586,259.93/953,459.64
  6. Step 6: Final answer
    x = 744,935.14

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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.