Home / 910,565.76-1,365,719.28-500,362.32

Finding the Fourth Proportional to 910,565.76, 1,365,719.28 and 500,362.32

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Solution

The fourth proportional to 910,565.76, 1,365,719.28 and 500,362.32 is: 750,472.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,565.76 : 1,365,719.28 = 500,362.32 : x
  2. Step 2: Convert to fraction form
    910,565.76/1,365,719.28 = 500,362.32/x
  3. Step 3: Cross multiply
    910,565.76x = 1,365,719.28 × 500,362.32
  4. Step 4: Simplify right side
    910,565.76x = 683,354,467,409.53
  5. Step 5: Solve for x
    x = 683,354,467,409.53/910,565.76
  6. Step 6: Final answer
    x = 750,472.40

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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.