Home / 438,065.02-604,493.40-247,125.34

Finding the Fourth Proportional to 438,065.02, 604,493.40 and 247,125.34

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Solution

The fourth proportional to 438,065.02, 604,493.40 and 247,125.34 is: 341,012.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,065.02 : 604,493.40 = 247,125.34 : x
  2. Step 2: Convert to fraction form
    438,065.02/604,493.40 = 247,125.34/x
  3. Step 3: Cross multiply
    438,065.02x = 604,493.40 × 247,125.34
  4. Step 4: Simplify right side
    438,065.02x = 149,385,637,002.76
  5. Step 5: Solve for x
    x = 149,385,637,002.76/438,065.02
  6. Step 6: Final answer
    x = 341,012.48

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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.