Home / 913,856.80-1,370,784.88-249,008.80

Finding the Fourth Proportional to 913,856.80, 1,370,784.88 and 249,008.80

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Solution

The fourth proportional to 913,856.80, 1,370,784.88 and 249,008.80 is: 373,513.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,856.80 : 1,370,784.88 = 249,008.80 : x
  2. Step 2: Convert to fraction form
    913,856.80/1,370,784.88 = 249,008.80/x
  3. Step 3: Cross multiply
    913,856.80x = 1,370,784.88 × 249,008.80
  4. Step 4: Simplify right side
    913,856.80x = 341,337,498,026.94
  5. Step 5: Solve for x
    x = 341,337,498,026.94/913,856.80
  6. Step 6: Final answer
    x = 373,513.11

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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.