Home / 732,970.31-1,099,413.35-435,341.39

Finding the Fourth Proportional to 732,970.31, 1,099,413.35 and 435,341.39

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Solution

The fourth proportional to 732,970.31, 1,099,413.35 and 435,341.39 is: 652,987.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,970.31 : 1,099,413.35 = 435,341.39 : x
  2. Step 2: Convert to fraction form
    732,970.31/1,099,413.35 = 435,341.39/x
  3. Step 3: Cross multiply
    732,970.31x = 1,099,413.35 × 435,341.39
  4. Step 4: Simplify right side
    732,970.31x = 478,620,133,796.85
  5. Step 5: Solve for x
    x = 478,620,133,796.85/732,970.31
  6. Step 6: Final answer
    x = 652,987.07

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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.