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Finding the Fourth Proportional to 507,202.10, 760,826.52 and 282,393.30

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Solution

The fourth proportional to 507,202.10, 760,826.52 and 282,393.30 is: 423,602.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,202.10 : 760,826.52 = 282,393.30 : x
  2. Step 2: Convert to fraction form
    507,202.10/760,826.52 = 282,393.30/x
  3. Step 3: Cross multiply
    507,202.10x = 760,826.52 × 282,393.30
  4. Step 4: Simplify right side
    507,202.10x = 214,852,311,710.32
  5. Step 5: Solve for x
    x = 214,852,311,710.32/507,202.10
  6. Step 6: Final answer
    x = 423,602.96

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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.