Home / 988,582.46-1,364,289.28-558,880.70

Finding the Fourth Proportional to 988,582.46, 1,364,289.28 and 558,880.70

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Solution

The fourth proportional to 988,582.46, 1,364,289.28 and 558,880.70 is: 771,281.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,582.46 : 1,364,289.28 = 558,880.70 : x
  2. Step 2: Convert to fraction form
    988,582.46/1,364,289.28 = 558,880.70/x
  3. Step 3: Cross multiply
    988,582.46x = 1,364,289.28 × 558,880.70
  4. Step 4: Simplify right side
    988,582.46x = 762,474,939,590.25
  5. Step 5: Solve for x
    x = 762,474,939,590.25/988,582.46
  6. Step 6: Final answer
    x = 771,281.08

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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.