Home / 908,337.80-1,362,312.30-402,897.80

Finding the Fourth Proportional to 908,337.80, 1,362,312.30 and 402,897.80

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Solution

The fourth proportional to 908,337.80, 1,362,312.30 and 402,897.80 is: 604,260.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,337.80 : 1,362,312.30 = 402,897.80 : x
  2. Step 2: Convert to fraction form
    908,337.80/1,362,312.30 = 402,897.80/x
  3. Step 3: Cross multiply
    908,337.80x = 1,362,312.30 × 402,897.80
  4. Step 4: Simplify right side
    908,337.80x = 548,872,628,582.94
  5. Step 5: Solve for x
    x = 548,872,628,582.94/908,337.80
  6. Step 6: Final answer
    x = 604,260.47

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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.