Home / 923,441.60-1,386,328.80-497,316.80

Finding the Fourth Proportional to 923,441.60, 1,386,328.80 and 497,316.80

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Solution

The fourth proportional to 923,441.60, 1,386,328.80 and 497,316.80 is: 746,603.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,441.60 : 1,386,328.80 = 497,316.80 : x
  2. Step 2: Convert to fraction form
    923,441.60/1,386,328.80 = 497,316.80/x
  3. Step 3: Cross multiply
    923,441.60x = 1,386,328.80 × 497,316.80
  4. Step 4: Simplify right side
    923,441.60x = 689,444,602,563.84
  5. Step 5: Solve for x
    x = 689,444,602,563.84/923,441.60
  6. Step 6: Final answer
    x = 746,603.36

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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.