Home / 1,016,009.82-1,402,139.07-580,465.26

Finding the Fourth Proportional to 1,016,009.82, 1,402,139.07 and 580,465.26

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Solution

The fourth proportional to 1,016,009.82, 1,402,139.07 and 580,465.26 is: 801,068.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,009.82 : 1,402,139.07 = 580,465.26 : x
  2. Step 2: Convert to fraction form
    1,016,009.82/1,402,139.07 = 580,465.26/x
  3. Step 3: Cross multiply
    1,016,009.82x = 1,402,139.07 × 580,465.26
  4. Step 4: Simplify right side
    1,016,009.82x = 813,893,019,823.71
  5. Step 5: Solve for x
    x = 813,893,019,823.71/1,016,009.82
  6. Step 6: Final answer
    x = 801,068.06

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Double scale
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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.