Home / 507,799.48-761,764.74-170,694.76

Finding the Fourth Proportional to 507,799.48, 761,764.74 and 170,694.76

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Solution

The fourth proportional to 507,799.48, 761,764.74 and 170,694.76 is: 256,064.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,799.48 : 761,764.74 = 170,694.76 : x
  2. Step 2: Convert to fraction form
    507,799.48/761,764.74 = 170,694.76/x
  3. Step 3: Cross multiply
    507,799.48x = 761,764.74 × 170,694.76
  4. Step 4: Simplify right side
    507,799.48x = 130,029,249,470.76
  5. Step 5: Solve for x
    x = 130,029,249,470.76/507,799.48
  6. Step 6: Final answer
    x = 256,064.16

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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.