Home / 890,362.66-1,228,723.02-546,388.54

Finding the Fourth Proportional to 890,362.66, 1,228,723.02 and 546,388.54

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Solution

The fourth proportional to 890,362.66, 1,228,723.02 and 546,388.54 is: 754,030.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,362.66 : 1,228,723.02 = 546,388.54 : x
  2. Step 2: Convert to fraction form
    890,362.66/1,228,723.02 = 546,388.54/x
  3. Step 3: Cross multiply
    890,362.66x = 1,228,723.02 × 546,388.54
  4. Step 4: Simplify right side
    890,362.66x = 671,360,176,962.19
  5. Step 5: Solve for x
    x = 671,360,176,962.19/890,362.66
  6. Step 6: Final answer
    x = 754,030.02

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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.