Home / 749,725.11-1,033,544.54-534,491.51

Finding the Fourth Proportional to 749,725.11, 1,033,544.54 and 534,491.51

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Solution

The fourth proportional to 749,725.11, 1,033,544.54 and 534,491.51 is: 736,831.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,725.11 : 1,033,544.54 = 534,491.51 : x
  2. Step 2: Convert to fraction form
    749,725.11/1,033,544.54 = 534,491.51/x
  3. Step 3: Cross multiply
    749,725.11x = 1,033,544.54 × 534,491.51
  4. Step 4: Simplify right side
    749,725.11x = 552,420,776,669.13
  5. Step 5: Solve for x
    x = 552,420,776,669.13/749,725.11
  6. Step 6: Final answer
    x = 736,831.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.