Home / 934,715.84-1,288,396.76-730,411.77

Finding the Fourth Proportional to 934,715.84, 1,288,396.76 and 730,411.77

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Solution

The fourth proportional to 934,715.84, 1,288,396.76 and 730,411.77 is: 1,006,787.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,715.84 : 1,288,396.76 = 730,411.77 : x
  2. Step 2: Convert to fraction form
    934,715.84/1,288,396.76 = 730,411.77/x
  3. Step 3: Cross multiply
    934,715.84x = 1,288,396.76 × 730,411.77
  4. Step 4: Simplify right side
    934,715.84x = 941,060,154,281.81
  5. Step 5: Solve for x
    x = 941,060,154,281.81/934,715.84
  6. Step 6: Final answer
    x = 1,006,787.42

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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.