Home / 651,612.40-977,418.60-604,373.20

Finding the Fourth Proportional to 651,612.40, 977,418.60 and 604,373.20

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Solution

The fourth proportional to 651,612.40, 977,418.60 and 604,373.20 is: 906,559.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,612.40 : 977,418.60 = 604,373.20 : x
  2. Step 2: Convert to fraction form
    651,612.40/977,418.60 = 604,373.20/x
  3. Step 3: Cross multiply
    651,612.40x = 977,418.60 × 604,373.20
  4. Step 4: Simplify right side
    651,612.40x = 590,725,607,021.52
  5. Step 5: Solve for x
    x = 590,725,607,021.52/651,612.40
  6. Step 6: Final answer
    x = 906,559.80

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Similar ratio
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1.5x scale

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.