Home / 824,302.89-1,137,574.29-456,779.03

Finding the Fourth Proportional to 824,302.89, 1,137,574.29 and 456,779.03

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Solution

The fourth proportional to 824,302.89, 1,137,574.29 and 456,779.03 is: 630,375.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,302.89 : 1,137,574.29 = 456,779.03 : x
  2. Step 2: Convert to fraction form
    824,302.89/1,137,574.29 = 456,779.03/x
  3. Step 3: Cross multiply
    824,302.89x = 1,137,574.29 × 456,779.03
  4. Step 4: Simplify right side
    824,302.89x = 519,620,083,583.07
  5. Step 5: Solve for x
    x = 519,620,083,583.07/824,302.89
  6. Step 6: Final answer
    x = 630,375.18

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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.