Home / 438,066.02-604,494.78-247,126.34

Finding the Fourth Proportional to 438,066.02, 604,494.78 and 247,126.34

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Solution

The fourth proportional to 438,066.02, 604,494.78 and 247,126.34 is: 341,013.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,066.02 : 604,494.78 = 247,126.34 : x
  2. Step 2: Convert to fraction form
    438,066.02/604,494.78 = 247,126.34/x
  3. Step 3: Cross multiply
    438,066.02x = 604,494.78 × 247,126.34
  4. Step 4: Simplify right side
    438,066.02x = 149,386,582,530.51
  5. Step 5: Solve for x
    x = 149,386,582,530.51/438,066.02
  6. Step 6: Final answer
    x = 341,013.86

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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.