Home / 758,384.37-1,136,281.79-417,113.46

Finding the Fourth Proportional to 758,384.37, 1,136,281.79 and 417,113.46

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Solution

The fourth proportional to 758,384.37, 1,136,281.79 and 417,113.46 is: 624,958.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,384.37 : 1,136,281.79 = 417,113.46 : x
  2. Step 2: Convert to fraction form
    758,384.37/1,136,281.79 = 417,113.46/x
  3. Step 3: Cross multiply
    758,384.37x = 1,136,281.79 × 417,113.46
  4. Step 4: Simplify right side
    758,384.37x = 473,958,426,876.33
  5. Step 5: Solve for x
    x = 473,958,426,876.33/758,384.37
  6. Step 6: Final answer
    x = 624,958.06

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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.