Home / 984,904.40-1,476,263.10-385,666.40

Finding the Fourth Proportional to 984,904.40, 1,476,263.10 and 385,666.40

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Solution

The fourth proportional to 984,904.40, 1,476,263.10 and 385,666.40 is: 578,071.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,904.40 : 1,476,263.10 = 385,666.40 : x
  2. Step 2: Convert to fraction form
    984,904.40/1,476,263.10 = 385,666.40/x
  3. Step 3: Cross multiply
    984,904.40x = 1,476,263.10 × 385,666.40
  4. Step 4: Simplify right side
    984,904.40x = 569,345,075,229.84
  5. Step 5: Solve for x
    x = 569,345,075,229.84/984,904.40
  6. Step 6: Final answer
    x = 578,071.41

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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.