Home / 798,490.15-1,103,118.29-523,501.36

Finding the Fourth Proportional to 798,490.15, 1,103,118.29 and 523,501.36

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Solution

The fourth proportional to 798,490.15, 1,103,118.29 and 523,501.36 is: 723,219.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,490.15 : 1,103,118.29 = 523,501.36 : x
  2. Step 2: Convert to fraction form
    798,490.15/1,103,118.29 = 523,501.36/x
  3. Step 3: Cross multiply
    798,490.15x = 1,103,118.29 × 523,501.36
  4. Step 4: Simplify right side
    798,490.15x = 577,483,925,055.87
  5. Step 5: Solve for x
    x = 577,483,925,055.87/798,490.15
  6. Step 6: Final answer
    x = 723,219.85

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Double scale
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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.