Home / 914,606.40-1,369,285.20-560,312.40

Finding the Fourth Proportional to 914,606.40, 1,369,285.20 and 560,312.40

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Solution

The fourth proportional to 914,606.40, 1,369,285.20 and 560,312.40 is: 838,860.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,606.40 : 1,369,285.20 = 560,312.40 : x
  2. Step 2: Convert to fraction form
    914,606.40/1,369,285.20 = 560,312.40/x
  3. Step 3: Cross multiply
    914,606.40x = 1,369,285.20 × 560,312.40
  4. Step 4: Simplify right side
    914,606.40x = 767,227,476,696.48
  5. Step 5: Solve for x
    x = 767,227,476,696.48/914,606.40
  6. Step 6: Final answer
    x = 838,860.82

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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.