Home / 782,678.70-1,172,235.65-466,482.24

Finding the Fourth Proportional to 782,678.70, 1,172,235.65 and 466,482.24

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Solution

The fourth proportional to 782,678.70, 1,172,235.65 and 466,482.24 is: 698,661.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,678.70 : 1,172,235.65 = 466,482.24 : x
  2. Step 2: Convert to fraction form
    782,678.70/1,172,235.65 = 466,482.24/x
  3. Step 3: Cross multiply
    782,678.70x = 1,172,235.65 × 466,482.24
  4. Step 4: Simplify right side
    782,678.70x = 546,827,109,487.45
  5. Step 5: Solve for x
    x = 546,827,109,487.45/782,678.70
  6. Step 6: Final answer
    x = 698,661.03

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1.5x scale

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.