Home / 855,246.47-1,180,240.58-468,061.65

Finding the Fourth Proportional to 855,246.47, 1,180,240.58 and 468,061.65

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Solution

The fourth proportional to 855,246.47, 1,180,240.58 and 468,061.65 is: 645,925.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,246.47 : 1,180,240.58 = 468,061.65 : x
  2. Step 2: Convert to fraction form
    855,246.47/1,180,240.58 = 468,061.65/x
  3. Step 3: Cross multiply
    855,246.47x = 1,180,240.58 × 468,061.65
  4. Step 4: Simplify right side
    855,246.47x = 552,425,350,931.45
  5. Step 5: Solve for x
    x = 552,425,350,931.45/855,246.47
  6. Step 6: Final answer
    x = 645,925.33

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.