Home / 679,256.81-1,018,822.73-229,926.32

Finding the Fourth Proportional to 679,256.81, 1,018,822.73 and 229,926.32

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Solution

The fourth proportional to 679,256.81, 1,018,822.73 and 229,926.32 is: 344,868.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,256.81 : 1,018,822.73 = 229,926.32 : x
  2. Step 2: Convert to fraction form
    679,256.81/1,018,822.73 = 229,926.32/x
  3. Step 3: Cross multiply
    679,256.81x = 1,018,822.73 × 229,926.32
  4. Step 4: Simplify right side
    679,256.81x = 234,254,161,041.25
  5. Step 5: Solve for x
    x = 234,254,161,041.25/679,256.81
  6. Step 6: Final answer
    x = 344,868.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.