Home / 749,459.91-1,124,204.45-275,901.51

Finding the Fourth Proportional to 749,459.91, 1,124,204.45 and 275,901.51

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Solution

The fourth proportional to 749,459.91, 1,124,204.45 and 275,901.51 is: 413,857.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,459.91 : 1,124,204.45 = 275,901.51 : x
  2. Step 2: Convert to fraction form
    749,459.91/1,124,204.45 = 275,901.51/x
  3. Step 3: Cross multiply
    749,459.91x = 1,124,204.45 × 275,901.51
  4. Step 4: Simplify right side
    749,459.91x = 310,169,703,924.21
  5. Step 5: Solve for x
    x = 310,169,703,924.21/749,459.91
  6. Step 6: Final answer
    x = 413,857.63

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Double scale
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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.