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Finding the Fourth Proportional to 507,113.52, 759,576.69 and 477,303.21

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Solution

The fourth proportional to 507,113.52, 759,576.69 and 477,303.21 is: 714,925.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,113.52 : 759,576.69 = 477,303.21 : x
  2. Step 2: Convert to fraction form
    507,113.52/759,576.69 = 477,303.21/x
  3. Step 3: Cross multiply
    507,113.52x = 759,576.69 × 477,303.21
  4. Step 4: Simplify right side
    507,113.52x = 362,548,392,378.18
  5. Step 5: Solve for x
    x = 362,548,392,378.18/507,113.52
  6. Step 6: Final answer
    x = 714,925.51

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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.