Home / 832,880.60-1,249,904.10-359,905.40

Finding the Fourth Proportional to 832,880.60, 1,249,904.10 and 359,905.40

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Solution

The fourth proportional to 832,880.60, 1,249,904.10 and 359,905.40 is: 540,110.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,880.60 : 1,249,904.10 = 359,905.40 : x
  2. Step 2: Convert to fraction form
    832,880.60/1,249,904.10 = 359,905.40/x
  3. Step 3: Cross multiply
    832,880.60x = 1,249,904.10 × 359,905.40
  4. Step 4: Simplify right side
    832,880.60x = 449,847,235,072.14
  5. Step 5: Solve for x
    x = 449,847,235,072.14/832,880.60
  6. Step 6: Final answer
    x = 540,110.11

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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.