Home / 282,975.36-390,545.65-175,580

Finding the Fourth Proportional to 282,975.36, 390,545.65 and 175,580

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Solution

The fourth proportional to 282,975.36, 390,545.65 and 175,580 is: 242,325.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,975.36 : 390,545.65 = 175,580 : x
  2. Step 2: Convert to fraction form
    282,975.36/390,545.65 = 175,580/x
  3. Step 3: Cross multiply
    282,975.36x = 390,545.65 × 175,580
  4. Step 4: Simplify right side
    282,975.36x = 68,572,005,227.00
  5. Step 5: Solve for x
    x = 68,572,005,227.00/282,975.36
  6. Step 6: Final answer
    x = 242,325.00

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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.