Home / 1,038,591.10-1,558,032.45-328,545.10

Finding the Fourth Proportional to 1,038,591.10, 1,558,032.45 and 328,545.10

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Solution

The fourth proportional to 1,038,591.10, 1,558,032.45 and 328,545.10 is: 492,863.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,591.10 : 1,558,032.45 = 328,545.10 : x
  2. Step 2: Convert to fraction form
    1,038,591.10/1,558,032.45 = 328,545.10/x
  3. Step 3: Cross multiply
    1,038,591.10x = 1,558,032.45 × 328,545.10
  4. Step 4: Simplify right side
    1,038,591.10x = 511,883,927,088.50
  5. Step 5: Solve for x
    x = 511,883,927,088.50/1,038,591.10
  6. Step 6: Final answer
    x = 492,863.77

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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.