Home / 1,087,047.46-1,500,263.89-657,330.67

Finding the Fourth Proportional to 1,087,047.46, 1,500,263.89 and 657,330.67

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Solution

The fourth proportional to 1,087,047.46, 1,500,263.89 and 657,330.67 is: 907,200.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,047.46 : 1,500,263.89 = 657,330.67 : x
  2. Step 2: Convert to fraction form
    1,087,047.46/1,500,263.89 = 657,330.67/x
  3. Step 3: Cross multiply
    1,087,047.46x = 1,500,263.89 × 657,330.67
  4. Step 4: Simplify right side
    1,087,047.46x = 986,169,464,418.68
  5. Step 5: Solve for x
    x = 986,169,464,418.68/1,087,047.46
  6. Step 6: Final answer
    x = 907,200.01

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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.