Home / 735,345.40-1,103,018.10-548,721.40

Finding the Fourth Proportional to 735,345.40, 1,103,018.10 and 548,721.40

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Solution

The fourth proportional to 735,345.40, 1,103,018.10 and 548,721.40 is: 823,082.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,345.40 : 1,103,018.10 = 548,721.40 : x
  2. Step 2: Convert to fraction form
    735,345.40/1,103,018.10 = 548,721.40/x
  3. Step 3: Cross multiply
    735,345.40x = 1,103,018.10 × 548,721.40
  4. Step 4: Simplify right side
    735,345.40x = 605,249,636,057.34
  5. Step 5: Solve for x
    x = 605,249,636,057.34/735,345.40
  6. Step 6: Final answer
    x = 823,082.10

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Double scale
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Similar ratio
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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.