Home / 676,880.50-934,095.09-375,074.50

Finding the Fourth Proportional to 676,880.50, 934,095.09 and 375,074.50

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Solution

The fourth proportional to 676,880.50, 934,095.09 and 375,074.50 is: 517,602.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,880.50 : 934,095.09 = 375,074.50 : x
  2. Step 2: Convert to fraction form
    676,880.50/934,095.09 = 375,074.50/x
  3. Step 3: Cross multiply
    676,880.50x = 934,095.09 × 375,074.50
  4. Step 4: Simplify right side
    676,880.50x = 350,355,248,834.21
  5. Step 5: Solve for x
    x = 350,355,248,834.21/676,880.50
  6. Step 6: Final answer
    x = 517,602.81

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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.