Home / 852,522.90-1,176,479.34-470,547.06

Finding the Fourth Proportional to 852,522.90, 1,176,479.34 and 470,547.06

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Solution

The fourth proportional to 852,522.90, 1,176,479.34 and 470,547.06 is: 649,353.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,522.90 : 1,176,479.34 = 470,547.06 : x
  2. Step 2: Convert to fraction form
    852,522.90/1,176,479.34 = 470,547.06/x
  3. Step 3: Cross multiply
    852,522.90x = 1,176,479.34 × 470,547.06
  4. Step 4: Simplify right side
    852,522.90x = 553,588,894,587.74
  5. Step 5: Solve for x
    x = 553,588,894,587.74/852,522.90
  6. Step 6: Final answer
    x = 649,353.69

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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.