Home / 402,076.02-554,484.59-264,011.45

Finding the Fourth Proportional to 402,076.02, 554,484.59 and 264,011.45

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Solution

The fourth proportional to 402,076.02, 554,484.59 and 264,011.45 is: 364,086.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,076.02 : 554,484.59 = 264,011.45 : x
  2. Step 2: Convert to fraction form
    402,076.02/554,484.59 = 264,011.45/x
  3. Step 3: Cross multiply
    402,076.02x = 554,484.59 × 264,011.45
  4. Step 4: Simplify right side
    402,076.02x = 146,390,280,608.56
  5. Step 5: Solve for x
    x = 146,390,280,608.56/402,076.02
  6. Step 6: Final answer
    x = 364,086.08

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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.