Home / 442,152.74-662,979.95-153,832.16

Finding the Fourth Proportional to 442,152.74, 662,979.95 and 153,832.16

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Solution

The fourth proportional to 442,152.74, 662,979.95 and 153,832.16 is: 230,661.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,152.74 : 662,979.95 = 153,832.16 : x
  2. Step 2: Convert to fraction form
    442,152.74/662,979.95 = 153,832.16/x
  3. Step 3: Cross multiply
    442,152.74x = 662,979.95 × 153,832.16
  4. Step 4: Simplify right side
    442,152.74x = 101,987,640,075.66
  5. Step 5: Solve for x
    x = 101,987,640,075.66/442,152.74
  6. Step 6: Final answer
    x = 230,661.56

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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.