Home / 346,726.70-520,090.05-97,376.30

Finding the Fourth Proportional to 346,726.70, 520,090.05 and 97,376.30

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Solution

The fourth proportional to 346,726.70, 520,090.05 and 97,376.30 is: 146,064.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,726.70 : 520,090.05 = 97,376.30 : x
  2. Step 2: Convert to fraction form
    346,726.70/520,090.05 = 97,376.30/x
  3. Step 3: Cross multiply
    346,726.70x = 520,090.05 × 97,376.30
  4. Step 4: Simplify right side
    346,726.70x = 50,644,444,735.82
  5. Step 5: Solve for x
    x = 50,644,444,735.82/346,726.70
  6. Step 6: Final answer
    x = 146,064.45

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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.