Home / 750,310.09-1,035,526.53-427,946.29

Finding the Fourth Proportional to 750,310.09, 1,035,526.53 and 427,946.29

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Solution

The fourth proportional to 750,310.09, 1,035,526.53 and 427,946.29 is: 590,622.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,310.09 : 1,035,526.53 = 427,946.29 : x
  2. Step 2: Convert to fraction form
    750,310.09/1,035,526.53 = 427,946.29/x
  3. Step 3: Cross multiply
    750,310.09x = 1,035,526.53 × 427,946.29
  4. Step 4: Simplify right side
    750,310.09x = 443,149,736,710.07
  5. Step 5: Solve for x
    x = 443,149,736,710.07/750,310.09
  6. Step 6: Final answer
    x = 590,622.12

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1.5x scale

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.