Home / 975,492.18-1,470,549.78-910,465.38

Finding the Fourth Proportional to 975,492.18, 1,470,549.78 and 910,465.38

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Solution

The fourth proportional to 975,492.18, 1,470,549.78 and 910,465.38 is: 1,372,522.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,492.18 : 1,470,549.78 = 910,465.38 : x
  2. Step 2: Convert to fraction form
    975,492.18/1,470,549.78 = 910,465.38/x
  3. Step 3: Cross multiply
    975,492.18x = 1,470,549.78 × 910,465.38
  4. Step 4: Simplify right side
    975,492.18x = 1,338,884,664,256.62
  5. Step 5: Solve for x
    x = 1,338,884,664,256.62/975,492.18
  6. Step 6: Final answer
    x = 1,372,522.19

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.