Home / 738,236.04-1,018,297.62-465,828.18

Finding the Fourth Proportional to 738,236.04, 1,018,297.62 and 465,828.18

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Solution

The fourth proportional to 738,236.04, 1,018,297.62 and 465,828.18 is: 642,547.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,236.04 : 1,018,297.62 = 465,828.18 : x
  2. Step 2: Convert to fraction form
    738,236.04/1,018,297.62 = 465,828.18/x
  3. Step 3: Cross multiply
    738,236.04x = 1,018,297.62 × 465,828.18
  4. Step 4: Simplify right side
    738,236.04x = 474,351,727,022.93
  5. Step 5: Solve for x
    x = 474,351,727,022.93/738,236.04
  6. Step 6: Final answer
    x = 642,547.51

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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.