Home / 943,426.77-1,301,755.96-556,363.61

Finding the Fourth Proportional to 943,426.77, 1,301,755.96 and 556,363.61

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Solution

The fourth proportional to 943,426.77, 1,301,755.96 and 556,363.61 is: 767,679.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,426.77 : 1,301,755.96 = 556,363.61 : x
  2. Step 2: Convert to fraction form
    943,426.77/1,301,755.96 = 556,363.61/x
  3. Step 3: Cross multiply
    943,426.77x = 1,301,755.96 × 556,363.61
  4. Step 4: Simplify right side
    943,426.77x = 724,249,645,244.62
  5. Step 5: Solve for x
    x = 724,249,645,244.62/943,426.77
  6. Step 6: Final answer
    x = 767,679.77

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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.