Home / 953,047.43-1,315,228.43-517,483.30

Finding the Fourth Proportional to 953,047.43, 1,315,228.43 and 517,483.30

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Solution

The fourth proportional to 953,047.43, 1,315,228.43 and 517,483.30 is: 714,139.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,047.43 : 1,315,228.43 = 517,483.30 : x
  2. Step 2: Convert to fraction form
    953,047.43/1,315,228.43 = 517,483.30/x
  3. Step 3: Cross multiply
    953,047.43x = 1,315,228.43 × 517,483.30
  4. Step 4: Simplify right side
    953,047.43x = 680,608,748,210.22
  5. Step 5: Solve for x
    x = 680,608,748,210.22/953,047.43
  6. Step 6: Final answer
    x = 714,139.43

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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.