Home / 735,916.69-1,104,303.32-309,421.62

Finding the Fourth Proportional to 735,916.69, 1,104,303.32 and 309,421.62

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Solution

The fourth proportional to 735,916.69, 1,104,303.32 and 309,421.62 is: 464,312.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,916.69 : 1,104,303.32 = 309,421.62 : x
  2. Step 2: Convert to fraction form
    735,916.69/1,104,303.32 = 309,421.62/x
  3. Step 3: Cross multiply
    735,916.69x = 1,104,303.32 × 309,421.62
  4. Step 4: Simplify right side
    735,916.69x = 341,695,323,599.50
  5. Step 5: Solve for x
    x = 341,695,323,599.50/735,916.69
  6. Step 6: Final answer
    x = 464,312.51

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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.