Home / 745,193.19-1,117,042.40-346,114.22

Finding the Fourth Proportional to 745,193.19, 1,117,042.40 and 346,114.22

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Solution

The fourth proportional to 745,193.19, 1,117,042.40 and 346,114.22 is: 518,824.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,193.19 : 1,117,042.40 = 346,114.22 : x
  2. Step 2: Convert to fraction form
    745,193.19/1,117,042.40 = 346,114.22/x
  3. Step 3: Cross multiply
    745,193.19x = 1,117,042.40 × 346,114.22
  4. Step 4: Simplify right side
    745,193.19x = 386,624,255,325.04
  5. Step 5: Solve for x
    x = 386,624,255,325.04/745,193.19
  6. Step 6: Final answer
    x = 518,824.20

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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.