Home / 977,364.60-1,466,192.70-346,228.80

Finding the Fourth Proportional to 977,364.60, 1,466,192.70 and 346,228.80

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Solution

The fourth proportional to 977,364.60, 1,466,192.70 and 346,228.80 is: 519,394.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,364.60 : 1,466,192.70 = 346,228.80 : x
  2. Step 2: Convert to fraction form
    977,364.60/1,466,192.70 = 346,228.80/x
  3. Step 3: Cross multiply
    977,364.60x = 1,466,192.70 × 346,228.80
  4. Step 4: Simplify right side
    977,364.60x = 507,638,139,089.76
  5. Step 5: Solve for x
    x = 507,638,139,089.76/977,364.60
  6. Step 6: Final answer
    x = 519,394.85

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Double scale
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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.