Home / 723,526.20-1,085,030.10-368,422.20

Finding the Fourth Proportional to 723,526.20, 1,085,030.10 and 368,422.20

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Solution

The fourth proportional to 723,526.20, 1,085,030.10 and 368,422.20 is: 552,501.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,526.20 : 1,085,030.10 = 368,422.20 : x
  2. Step 2: Convert to fraction form
    723,526.20/1,085,030.10 = 368,422.20/x
  3. Step 3: Cross multiply
    723,526.20x = 1,085,030.10 × 368,422.20
  4. Step 4: Simplify right side
    723,526.20x = 399,749,176,508.22
  5. Step 5: Solve for x
    x = 399,749,176,508.22/723,526.20
  6. Step 6: Final answer
    x = 552,501.31

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Double scale
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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.