Home / 710,001.60-1,064,743.20-236,702.40

Finding the Fourth Proportional to 710,001.60, 1,064,743.20 and 236,702.40

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Solution

The fourth proportional to 710,001.60, 1,064,743.20 and 236,702.40 is: 354,967.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,001.60 : 1,064,743.20 = 236,702.40 : x
  2. Step 2: Convert to fraction form
    710,001.60/1,064,743.20 = 236,702.40/x
  3. Step 3: Cross multiply
    710,001.60x = 1,064,743.20 × 236,702.40
  4. Step 4: Simplify right side
    710,001.60x = 252,027,270,823.68
  5. Step 5: Solve for x
    x = 252,027,270,823.68/710,001.60
  6. Step 6: Final answer
    x = 354,967.19

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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.