Home / 833,038.59-1,249,299.09-300,490.41

Finding the Fourth Proportional to 833,038.59, 1,249,299.09 and 300,490.41

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Solution

The fourth proportional to 833,038.59, 1,249,299.09 and 300,490.41 is: 450,642.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,038.59 : 1,249,299.09 = 300,490.41 : x
  2. Step 2: Convert to fraction form
    833,038.59/1,249,299.09 = 300,490.41/x
  3. Step 3: Cross multiply
    833,038.59x = 1,249,299.09 × 300,490.41
  4. Step 4: Simplify right side
    833,038.59x = 375,402,395,766.73
  5. Step 5: Solve for x
    x = 375,402,395,766.73/833,038.59
  6. Step 6: Final answer
    x = 450,642.26

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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.