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Finding the Fourth Proportional to 554,480.65, 831,751.23 and 175,373.07

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Solution

The fourth proportional to 554,480.65, 831,751.23 and 175,373.07 is: 263,069.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,480.65 : 831,751.23 = 175,373.07 : x
  2. Step 2: Convert to fraction form
    554,480.65/831,751.23 = 175,373.07/x
  3. Step 3: Cross multiply
    554,480.65x = 831,751.23 × 175,373.07
  4. Step 4: Simplify right side
    554,480.65x = 145,866,766,681.38
  5. Step 5: Solve for x
    x = 145,866,766,681.38/554,480.65
  6. Step 6: Final answer
    x = 263,069.17

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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.