Home / 908,045.40-1,359,443.70-553,751.40

Finding the Fourth Proportional to 908,045.40, 1,359,443.70 and 553,751.40

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Solution

The fourth proportional to 908,045.40, 1,359,443.70 and 553,751.40 is: 829,026.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,045.40 : 1,359,443.70 = 553,751.40 : x
  2. Step 2: Convert to fraction form
    908,045.40/1,359,443.70 = 553,751.40/x
  3. Step 3: Cross multiply
    908,045.40x = 1,359,443.70 × 553,751.40
  4. Step 4: Simplify right side
    908,045.40x = 752,793,852,096.18
  5. Step 5: Solve for x
    x = 752,793,852,096.18/908,045.40
  6. Step 6: Final answer
    x = 829,026.67

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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.