Home / 790,070.52-1,090,294.30-427,495.08

Finding the Fourth Proportional to 790,070.52, 1,090,294.30 and 427,495.08

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Solution

The fourth proportional to 790,070.52, 1,090,294.30 and 427,495.08 is: 589,941.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,070.52 : 1,090,294.30 = 427,495.08 : x
  2. Step 2: Convert to fraction form
    790,070.52/1,090,294.30 = 427,495.08/x
  3. Step 3: Cross multiply
    790,070.52x = 1,090,294.30 × 427,495.08
  4. Step 4: Simplify right side
    790,070.52x = 466,095,442,481.84
  5. Step 5: Solve for x
    x = 466,095,442,481.84/790,070.52
  6. Step 6: Final answer
    x = 589,941.57

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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.