Home / 897,779.41-1,346,655.74-417,738.38

Finding the Fourth Proportional to 897,779.41, 1,346,655.74 and 417,738.38

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Solution

The fourth proportional to 897,779.41, 1,346,655.74 and 417,738.38 is: 626,601.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,779.41 : 1,346,655.74 = 417,738.38 : x
  2. Step 2: Convert to fraction form
    897,779.41/1,346,655.74 = 417,738.38/x
  3. Step 3: Cross multiply
    897,779.41x = 1,346,655.74 × 417,738.38
  4. Step 4: Simplify right side
    897,779.41x = 562,549,778,423.33
  5. Step 5: Solve for x
    x = 562,549,778,423.33/897,779.41
  6. Step 6: Final answer
    x = 626,601.34

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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.