Home / 1,105,247.31-1,657,870.88-306,528.85

Finding the Fourth Proportional to 1,105,247.31, 1,657,870.88 and 306,528.85

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Solution

The fourth proportional to 1,105,247.31, 1,657,870.88 and 306,528.85 is: 459,793.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,247.31 : 1,657,870.88 = 306,528.85 : x
  2. Step 2: Convert to fraction form
    1,105,247.31/1,657,870.88 = 306,528.85/x
  3. Step 3: Cross multiply
    1,105,247.31x = 1,657,870.88 × 306,528.85
  4. Step 4: Simplify right side
    1,105,247.31x = 508,185,249,383.89
  5. Step 5: Solve for x
    x = 508,185,249,383.89/1,105,247.31
  6. Step 6: Final answer
    x = 459,793.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.