Home / 558,079.30-837,117.08-153,271.88

Finding the Fourth Proportional to 558,079.30, 837,117.08 and 153,271.88

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Solution

The fourth proportional to 558,079.30, 837,117.08 and 153,271.88 is: 229,907.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,079.30 : 837,117.08 = 153,271.88 : x
  2. Step 2: Convert to fraction form
    558,079.30/837,117.08 = 153,271.88/x
  3. Step 3: Cross multiply
    558,079.30x = 837,117.08 × 153,271.88
  4. Step 4: Simplify right side
    558,079.30x = 128,306,507,393.72
  5. Step 5: Solve for x
    x = 128,306,507,393.72/558,079.30
  6. Step 6: Final answer
    x = 229,907.30

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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.