Home / 1,113,475.28-1,669,395-354,880.24

Finding the Fourth Proportional to 1,113,475.28, 1,669,395 and 354,880.24

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Solution

The fourth proportional to 1,113,475.28, 1,669,395 and 354,880.24 is: 532,059.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,475.28 : 1,669,395 = 354,880.24 : x
  2. Step 2: Convert to fraction form
    1,113,475.28/1,669,395 = 354,880.24/x
  3. Step 3: Cross multiply
    1,113,475.28x = 1,669,395 × 354,880.24
  4. Step 4: Simplify right side
    1,113,475.28x = 592,435,298,254.80
  5. Step 5: Solve for x
    x = 592,435,298,254.80/1,113,475.28
  6. Step 6: Final answer
    x = 532,059.68

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1.5x scale

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.