Home / 908,423.10-1,365,587.10-778,515.30

Finding the Fourth Proportional to 908,423.10, 1,365,587.10 and 778,515.30

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Solution

The fourth proportional to 908,423.10, 1,365,587.10 and 778,515.30 is: 1,170,303.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,423.10 : 1,365,587.10 = 778,515.30 : x
  2. Step 2: Convert to fraction form
    908,423.10/1,365,587.10 = 778,515.30/x
  3. Step 3: Cross multiply
    908,423.10x = 1,365,587.10 × 778,515.30
  4. Step 4: Simplify right side
    908,423.10x = 1,063,130,450,832.63
  5. Step 5: Solve for x
    x = 1,063,130,450,832.63/908,423.10
  6. Step 6: Final answer
    x = 1,170,303.19

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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.