Home / 806,096.40-1,210,075.80-432,848.40

Finding the Fourth Proportional to 806,096.40, 1,210,075.80 and 432,848.40

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Solution

The fourth proportional to 806,096.40, 1,210,075.80 and 432,848.40 is: 649,772.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,096.40 : 1,210,075.80 = 432,848.40 : x
  2. Step 2: Convert to fraction form
    806,096.40/1,210,075.80 = 432,848.40/x
  3. Step 3: Cross multiply
    806,096.40x = 1,210,075.80 × 432,848.40
  4. Step 4: Simplify right side
    806,096.40x = 523,779,373,908.72
  5. Step 5: Solve for x
    x = 523,779,373,908.72/806,096.40
  6. Step 6: Final answer
    x = 649,772.63

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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.