Home / 559,246.90-771,760.46-304,598.09

Finding the Fourth Proportional to 559,246.90, 771,760.46 and 304,598.09

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Solution

The fourth proportional to 559,246.90, 771,760.46 and 304,598.09 is: 420,345.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,246.90 : 771,760.46 = 304,598.09 : x
  2. Step 2: Convert to fraction form
    559,246.90/771,760.46 = 304,598.09/x
  3. Step 3: Cross multiply
    559,246.90x = 771,760.46 × 304,598.09
  4. Step 4: Simplify right side
    559,246.90x = 235,076,758,689.90
  5. Step 5: Solve for x
    x = 235,076,758,689.90/559,246.90
  6. Step 6: Final answer
    x = 420,345.22

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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.