Home / 945,795.03-1,418,683.17-433,314.80

Finding the Fourth Proportional to 945,795.03, 1,418,683.17 and 433,314.80

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Solution

The fourth proportional to 945,795.03, 1,418,683.17 and 433,314.80 is: 649,967.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,795.03 : 1,418,683.17 = 433,314.80 : x
  2. Step 2: Convert to fraction form
    945,795.03/1,418,683.17 = 433,314.80/x
  3. Step 3: Cross multiply
    945,795.03x = 1,418,683.17 × 433,314.80
  4. Step 4: Simplify right side
    945,795.03x = 614,736,406,978.50
  5. Step 5: Solve for x
    x = 614,736,406,978.50/945,795.03
  6. Step 6: Final answer
    x = 649,967.90

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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.