Home / 438,280.43-604,827.24-242,047.27

Finding the Fourth Proportional to 438,280.43, 604,827.24 and 242,047.27

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Solution

The fourth proportional to 438,280.43, 604,827.24 and 242,047.27 is: 334,025.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,280.43 : 604,827.24 = 242,047.27 : x
  2. Step 2: Convert to fraction form
    438,280.43/604,827.24 = 242,047.27/x
  3. Step 3: Cross multiply
    438,280.43x = 604,827.24 × 242,047.27
  4. Step 4: Simplify right side
    438,280.43x = 146,396,779,239.50
  5. Step 5: Solve for x
    x = 146,396,779,239.50/438,280.43
  6. Step 6: Final answer
    x = 334,025.36

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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.