Home / 1,087,050.59-1,500,268.21-657,333.79

Finding the Fourth Proportional to 1,087,050.59, 1,500,268.21 and 657,333.79

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Solution

The fourth proportional to 1,087,050.59, 1,500,268.21 and 657,333.79 is: 907,204.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,050.59 : 1,500,268.21 = 657,333.79 : x
  2. Step 2: Convert to fraction form
    1,087,050.59/1,500,268.21 = 657,333.79/x
  3. Step 3: Cross multiply
    1,087,050.59x = 1,500,268.21 × 657,333.79
  4. Step 4: Simplify right side
    1,087,050.59x = 986,176,988,495.82
  5. Step 5: Solve for x
    x = 986,176,988,495.82/1,087,050.59
  6. Step 6: Final answer
    x = 907,204.32

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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.