Home / 923,455.60-1,386,349.80-497,330.80

Finding the Fourth Proportional to 923,455.60, 1,386,349.80 and 497,330.80

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Solution

The fourth proportional to 923,455.60, 1,386,349.80 and 497,330.80 is: 746,624.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,455.60 : 1,386,349.80 = 497,330.80 : x
  2. Step 2: Convert to fraction form
    923,455.60/1,386,349.80 = 497,330.80/x
  3. Step 3: Cross multiply
    923,455.60x = 1,386,349.80 × 497,330.80
  4. Step 4: Simplify right side
    923,455.60x = 689,474,455,113.84
  5. Step 5: Solve for x
    x = 689,474,455,113.84/923,455.60
  6. Step 6: Final answer
    x = 746,624.37

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Double scale
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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.