Home / 910,492.46-1,256,479.86-502,594.58

Finding the Fourth Proportional to 910,492.46, 1,256,479.86 and 502,594.58

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Solution

The fourth proportional to 910,492.46, 1,256,479.86 and 502,594.58 is: 693,580.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,492.46 : 1,256,479.86 = 502,594.58 : x
  2. Step 2: Convert to fraction form
    910,492.46/1,256,479.86 = 502,594.58/x
  3. Step 3: Cross multiply
    910,492.46x = 1,256,479.86 × 502,594.58
  4. Step 4: Simplify right side
    910,492.46x = 631,499,967,515.16
  5. Step 5: Solve for x
    x = 631,499,967,515.16/910,492.46
  6. Step 6: Final answer
    x = 693,580.67

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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.