Home / 918,899.46-1,267,895.43-536,852.43

Finding the Fourth Proportional to 918,899.46, 1,267,895.43 and 536,852.43

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Solution

The fourth proportional to 918,899.46, 1,267,895.43 and 536,852.43 is: 740,747.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,899.46 : 1,267,895.43 = 536,852.43 : x
  2. Step 2: Convert to fraction form
    918,899.46/1,267,895.43 = 536,852.43/x
  3. Step 3: Cross multiply
    918,899.46x = 1,267,895.43 × 536,852.43
  4. Step 4: Simplify right side
    918,899.46x = 680,672,742,581.40
  5. Step 5: Solve for x
    x = 680,672,742,581.40/918,899.46
  6. Step 6: Final answer
    x = 740,747.79

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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.