Home / 979,263.58-1,351,515.73-549,567.29

Finding the Fourth Proportional to 979,263.58, 1,351,515.73 and 549,567.29

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Solution

The fourth proportional to 979,263.58, 1,351,515.73 and 549,567.29 is: 758,476.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,263.58 : 1,351,515.73 = 549,567.29 : x
  2. Step 2: Convert to fraction form
    979,263.58/1,351,515.73 = 549,567.29/x
  3. Step 3: Cross multiply
    979,263.58x = 1,351,515.73 × 549,567.29
  4. Step 4: Simplify right side
    979,263.58x = 742,748,837,128.47
  5. Step 5: Solve for x
    x = 742,748,837,128.47/979,263.58
  6. Step 6: Final answer
    x = 758,476.93

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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.