Home / 880,006.31-1,214,409.20-477,598.31

Finding the Fourth Proportional to 880,006.31, 1,214,409.20 and 477,598.31

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Solution

The fourth proportional to 880,006.31, 1,214,409.20 and 477,598.31 is: 659,085.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,006.31 : 1,214,409.20 = 477,598.31 : x
  2. Step 2: Convert to fraction form
    880,006.31/1,214,409.20 = 477,598.31/x
  3. Step 3: Cross multiply
    880,006.31x = 1,214,409.20 × 477,598.31
  4. Step 4: Simplify right side
    880,006.31x = 579,999,773,108.42
  5. Step 5: Solve for x
    x = 579,999,773,108.42/880,006.31
  6. Step 6: Final answer
    x = 659,085.93

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1.5x scale

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.