Home / 507,618.32-761,980.92-294,619.28

Finding the Fourth Proportional to 507,618.32, 761,980.92 and 294,619.28

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Solution

The fourth proportional to 507,618.32, 761,980.92 and 294,619.28 is: 442,250.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,618.32 : 761,980.92 = 294,619.28 : x
  2. Step 2: Convert to fraction form
    507,618.32/761,980.92 = 294,619.28/x
  3. Step 3: Cross multiply
    507,618.32x = 761,980.92 × 294,619.28
  4. Step 4: Simplify right side
    507,618.32x = 224,494,270,024.14
  5. Step 5: Solve for x
    x = 224,494,270,024.14/507,618.32
  6. Step 6: Final answer
    x = 442,250.13

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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.