Home / 868,404.30-1,302,606.45-710,810.70

Finding the Fourth Proportional to 868,404.30, 1,302,606.45 and 710,810.70

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Solution

The fourth proportional to 868,404.30, 1,302,606.45 and 710,810.70 is: 1,066,216.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,404.30 : 1,302,606.45 = 710,810.70 : x
  2. Step 2: Convert to fraction form
    868,404.30/1,302,606.45 = 710,810.70/x
  3. Step 3: Cross multiply
    868,404.30x = 1,302,606.45 × 710,810.70
  4. Step 4: Simplify right side
    868,404.30x = 925,906,602,549.02
  5. Step 5: Solve for x
    x = 925,906,602,549.02/868,404.30
  6. Step 6: Final answer
    x = 1,066,216.05

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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.