Home / 713,563.20-1,069,826.40-292,622.40

Finding the Fourth Proportional to 713,563.20, 1,069,826.40 and 292,622.40

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Solution

The fourth proportional to 713,563.20, 1,069,826.40 and 292,622.40 is: 438,721.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,563.20 : 1,069,826.40 = 292,622.40 : x
  2. Step 2: Convert to fraction form
    713,563.20/1,069,826.40 = 292,622.40/x
  3. Step 3: Cross multiply
    713,563.20x = 1,069,826.40 × 292,622.40
  4. Step 4: Simplify right side
    713,563.20x = 313,055,168,751.36
  5. Step 5: Solve for x
    x = 313,055,168,751.36/713,563.20
  6. Step 6: Final answer
    x = 438,721.01

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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.