Home / 833,099.68-1,249,390.95-300,551.32

Finding the Fourth Proportional to 833,099.68, 1,249,390.95 and 300,551.32

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Solution

The fourth proportional to 833,099.68, 1,249,390.95 and 300,551.32 is: 450,733.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,099.68 : 1,249,390.95 = 300,551.32 : x
  2. Step 2: Convert to fraction form
    833,099.68/1,249,390.95 = 300,551.32/x
  3. Step 3: Cross multiply
    833,099.68x = 1,249,390.95 × 300,551.32
  4. Step 4: Simplify right side
    833,099.68x = 375,506,099,218.55
  5. Step 5: Solve for x
    x = 375,506,099,218.55/833,099.68
  6. Step 6: Final answer
    x = 450,733.70

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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.