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Finding the Fourth Proportional to 350,045.70, 525,068.55 and 334,688.10

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Solution

The fourth proportional to 350,045.70, 525,068.55 and 334,688.10 is: 502,032.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,045.70 : 525,068.55 = 334,688.10 : x
  2. Step 2: Convert to fraction form
    350,045.70/525,068.55 = 334,688.10/x
  3. Step 3: Cross multiply
    350,045.70x = 525,068.55 × 334,688.10
  4. Step 4: Simplify right side
    350,045.70x = 175,734,195,369.26
  5. Step 5: Solve for x
    x = 175,734,195,369.26/350,045.70
  6. Step 6: Final answer
    x = 502,032.15

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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.