Home / 931,488.64-1,285,377.60-549,531.52

Finding the Fourth Proportional to 931,488.64, 1,285,377.60 and 549,531.52

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Solution

The fourth proportional to 931,488.64, 1,285,377.60 and 549,531.52 is: 758,308.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,488.64 : 1,285,377.60 = 549,531.52 : x
  2. Step 2: Convert to fraction form
    931,488.64/1,285,377.60 = 549,531.52/x
  3. Step 3: Cross multiply
    931,488.64x = 1,285,377.60 × 549,531.52
  4. Step 4: Simplify right side
    931,488.64x = 706,355,506,301.95
  5. Step 5: Solve for x
    x = 706,355,506,301.95/931,488.64
  6. Step 6: Final answer
    x = 758,308.23

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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.