Home / 738,681.04-1,019,466.89-412,045.50

Finding the Fourth Proportional to 738,681.04, 1,019,466.89 and 412,045.50

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Solution

The fourth proportional to 738,681.04, 1,019,466.89 and 412,045.50 is: 568,671.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,681.04 : 1,019,466.89 = 412,045.50 : x
  2. Step 2: Convert to fraction form
    738,681.04/1,019,466.89 = 412,045.50/x
  3. Step 3: Cross multiply
    738,681.04x = 1,019,466.89 × 412,045.50
  4. Step 4: Simplify right side
    738,681.04x = 420,066,744,423.50
  5. Step 5: Solve for x
    x = 420,066,744,423.50/738,681.04
  6. Step 6: Final answer
    x = 568,671.35

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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.