Home / 460,070.13-689,186.25-365,460.51

Finding the Fourth Proportional to 460,070.13, 689,186.25 and 365,460.51

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Solution

The fourth proportional to 460,070.13, 689,186.25 and 365,460.51 is: 547,460.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,070.13 : 689,186.25 = 365,460.51 : x
  2. Step 2: Convert to fraction form
    460,070.13/689,186.25 = 365,460.51/x
  3. Step 3: Cross multiply
    460,070.13x = 689,186.25 × 365,460.51
  4. Step 4: Simplify right side
    460,070.13x = 251,870,358,409.99
  5. Step 5: Solve for x
    x = 251,870,358,409.99/460,070.13
  6. Step 6: Final answer
    x = 547,460.79

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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.